20211471630

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{6329}}^1$

素因数の和:6523

約数の個数: 192

約数和(自身を含む): 62140141440

約数和(自身を除く): 41928669810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 37, 42, 45, 63, 70, 74, 90, 105, 111, 126, 137, 185, 210, 222, 259, 274, 315, 333, 370, 411, 518, 555, 630, 666, 685, 777, 822, 959, 1110, 1233, 1295, 1370, 1554, 1665, 1918, 2055, 2331, 2466, 2590, 2877, 3330, 3885, 4110, 4662, 4795, 5069, 5754, 6165, 6329, 7770, 8631, 9590, 10138, 11655, 12330, 12658, 14385, 15207, 17262, 18987, 23310, 25345, 28770, 30414, 31645, 35483, 37974, 43155, 44303, 45621, 50690, 56961, 63290, 70966, 76035, 86310, 88606, 91242, 94935, 106449, 113922, 132909, 152070, 177415, 189870, 212898, 221515, 228105, 234173, 265818, 284805, 319347, 354830, 398727, 443030, 456210, 468346, 532245, 569610, 638694, 664545, 702519, 797454, 867073, 1064490, 1170865, 1329090, 1405038, 1596735, 1639211, 1734146, 1993635, 2107557, 2341730, 2601219, 3193470, 3278422, 3512595, 3987270, 4215114, 4335365, 4917633, 5202438, 6069511, 7025190, 7803657, 8196055, 8670730, 9835266, 10537785, 12139022, 13006095, 14752899, 15607314, 16392110, 18208533, 21075570, 24588165, 26012190, 29505798, 30347555, 32081701, 36417066, 39018285, 49176330, 54625599, 60695110, 64163402, 73764495, 78036570, 91042665, 96245103, 109251198, 147528990, 160408505, 182085330, 192490206, 224571907, 273127995, 288735309, 320817010, 449143814, 481225515, 546255990, 577470618, 673715721, 962451030, 1122859535, 1347431442, 1443676545, 2021147163, 2245719070, 2887353090, 3368578605, 4042294326, 6737157210, 10105735815, 20211471630]

約数ペア:

[(1, 20211471630), (2, 10105735815), (3, 6737157210), (5, 4042294326), (6, 3368578605), (7, 2887353090), (9, 2245719070), (10, 2021147163), (14, 1443676545), (15, 1347431442), (18, 1122859535), (21, 962451030), (30, 673715721), (35, 577470618), (37, 546255990), (42, 481225515), (45, 449143814), (63, 320817010), (70, 288735309), (74, 273127995), (90, 224571907), (105, 192490206), (111, 182085330), (126, 160408505), (137, 147528990), (185, 109251198), (210, 96245103), (222, 91042665), (259, 78036570), (274, 73764495), (315, 64163402), (333, 60695110), (370, 54625599), (411, 49176330), (518, 39018285), (555, 36417066), (630, 32081701), (666, 30347555), (685, 29505798), (777, 26012190), (822, 24588165), (959, 21075570), (1110, 18208533), (1233, 16392110), (1295, 15607314), (1370, 14752899), (1554, 13006095), (1665, 12139022), (1918, 10537785), (2055, 9835266), (2331, 8670730), (2466, 8196055), (2590, 7803657), (2877, 7025190), (3330, 6069511), (3885, 5202438), (4110, 4917633), (4662, 4335365), (4795, 4215114), (5069, 3987270), (5754, 3512595), (6165, 3278422), (6329, 3193470), (7770, 2601219), (8631, 2341730), (9590, 2107557), (10138, 1993635), (11655, 1734146), (12330, 1639211), (12658, 1596735), (14385, 1405038), (15207, 1329090), (17262, 1170865), (18987, 1064490), (23310, 867073), (25345, 797454), (28770, 702519), (30414, 664545), (31645, 638694), (35483, 569610), (37974, 532245), (43155, 468346), (44303, 456210), (45621, 443030), (50690, 398727), (56961, 354830), (63290, 319347), (70966, 284805), (76035, 265818), (86310, 234173), (88606, 228105), (91242, 221515), (94935, 212898), (106449, 189870), (113922, 177415), (132909, 152070)]