21000751860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{3389}}^1$

素因数の和:3682

約数の個数: 192

約数和(自身を含む): 66018758400

約数和(自身を除く): 45018006540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 41, 44, 55, 60, 66, 82, 110, 123, 132, 164, 165, 205, 220, 229, 246, 330, 410, 451, 458, 492, 615, 660, 687, 820, 902, 916, 1145, 1230, 1353, 1374, 1804, 2255, 2290, 2460, 2519, 2706, 2748, 3389, 3435, 4510, 4580, 5038, 5412, 6765, 6778, 6870, 7557, 9020, 9389, 10076, 10167, 12595, 13530, 13556, 13740, 15114, 16945, 18778, 20334, 25190, 27060, 28167, 30228, 33890, 37279, 37556, 37785, 40668, 46945, 50380, 50835, 56334, 67780, 74558, 75570, 93890, 101670, 103279, 111837, 112668, 138949, 140835, 149116, 151140, 186395, 187780, 203340, 206558, 223674, 277898, 281670, 309837, 372790, 413116, 416847, 447348, 516395, 555796, 559185, 563340, 619674, 694745, 745580, 776081, 833694, 1032790, 1118370, 1239348, 1389490, 1528439, 1549185, 1552162, 1667388, 2065580, 2084235, 2236740, 2328243, 2778980, 3056878, 3098370, 3104324, 3880405, 4168470, 4585317, 4656486, 6113756, 6196740, 7642195, 7760810, 8336940, 8536891, 9170634, 9312972, 11641215, 15284390, 15521620, 17073782, 18341268, 22926585, 23282430, 25610673, 30568780, 31819321, 34147564, 42684455, 45853170, 46564860, 51221346, 63638642, 85368910, 91706340, 95457963, 102442692, 127277284, 128053365, 159096605, 170737820, 190915926, 256106730, 318193210, 350012531, 381831852, 477289815, 512213460, 636386420, 700025062, 954579630, 1050037593, 1400050124, 1750062655, 1909159260, 2100075186, 3500125310, 4200150372, 5250187965, 7000250620, 10500375930, 21000751860]

約数ペア:

[(1, 21000751860), (2, 10500375930), (3, 7000250620), (4, 5250187965), (5, 4200150372), (6, 3500125310), (10, 2100075186), (11, 1909159260), (12, 1750062655), (15, 1400050124), (20, 1050037593), (22, 954579630), (30, 700025062), (33, 636386420), (41, 512213460), (44, 477289815), (55, 381831852), (60, 350012531), (66, 318193210), (82, 256106730), (110, 190915926), (123, 170737820), (132, 159096605), (164, 128053365), (165, 127277284), (205, 102442692), (220, 95457963), (229, 91706340), (246, 85368910), (330, 63638642), (410, 51221346), (451, 46564860), (458, 45853170), (492, 42684455), (615, 34147564), (660, 31819321), (687, 30568780), (820, 25610673), (902, 23282430), (916, 22926585), (1145, 18341268), (1230, 17073782), (1353, 15521620), (1374, 15284390), (1804, 11641215), (2255, 9312972), (2290, 9170634), (2460, 8536891), (2519, 8336940), (2706, 7760810), (2748, 7642195), (3389, 6196740), (3435, 6113756), (4510, 4656486), (4580, 4585317), (5038, 4168470), (5412, 3880405), (6765, 3104324), (6778, 3098370), (6870, 3056878), (7557, 2778980), (9020, 2328243), (9389, 2236740), (10076, 2084235), (10167, 2065580), (12595, 1667388), (13530, 1552162), (13556, 1549185), (13740, 1528439), (15114, 1389490), (16945, 1239348), (18778, 1118370), (20334, 1032790), (25190, 833694), (27060, 776081), (28167, 745580), (30228, 694745), (33890, 619674), (37279, 563340), (37556, 559185), (37785, 555796), (40668, 516395), (46945, 447348), (50380, 416847), (50835, 413116), (56334, 372790), (67780, 309837), (74558, 281670), (75570, 277898), (93890, 223674), (101670, 206558), (103279, 203340), (111837, 187780), (112668, 186395), (138949, 151140), (140835, 149116)]