21493039770

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{16249}}^1$

素因数の和:16362

約数の個数: 160

約数和(自身を含む): 61158240000

約数和(自身を除く): 39665200230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 71, 81, 90, 115, 135, 138, 142, 162, 207, 213, 230, 270, 345, 355, 405, 414, 426, 621, 639, 690, 710, 810, 1035, 1065, 1242, 1278, 1633, 1863, 1917, 2070, 2130, 3105, 3195, 3266, 3726, 3834, 4899, 5751, 6210, 6390, 8165, 9315, 9585, 9798, 11502, 14697, 16249, 16330, 18630, 19170, 24495, 28755, 29394, 32498, 44091, 48747, 48990, 57510, 73485, 81245, 88182, 97494, 132273, 146241, 146970, 162490, 220455, 243735, 264546, 292482, 373727, 438723, 440910, 487470, 661365, 731205, 747454, 877446, 1121181, 1153679, 1316169, 1322730, 1462410, 1868635, 2193615, 2242362, 2307358, 2632338, 3363543, 3461037, 3737270, 4387230, 5605905, 5768395, 6580845, 6727086, 6922074, 10090629, 10383111, 11211810, 11536790, 13161690, 16817715, 17305185, 20181258, 20766222, 26534617, 30271887, 31149333, 33635430, 34610370, 50453145, 51915555, 53069234, 60543774, 62298666, 79603851, 93447999, 100906290, 103831110, 132673085, 151359435, 155746665, 159207702, 186895998, 238811553, 265346170, 302718870, 311493330, 398019255, 467239995, 477623106, 716434659, 796038510, 934479990, 1194057765, 1432869318, 2149303977, 2388115530, 3582173295, 4298607954, 7164346590, 10746519885, 21493039770]

約数ペア:

[(1, 21493039770), (2, 10746519885), (3, 7164346590), (5, 4298607954), (6, 3582173295), (9, 2388115530), (10, 2149303977), (15, 1432869318), (18, 1194057765), (23, 934479990), (27, 796038510), (30, 716434659), (45, 477623106), (46, 467239995), (54, 398019255), (69, 311493330), (71, 302718870), (81, 265346170), (90, 238811553), (115, 186895998), (135, 159207702), (138, 155746665), (142, 151359435), (162, 132673085), (207, 103831110), (213, 100906290), (230, 93447999), (270, 79603851), (345, 62298666), (355, 60543774), (405, 53069234), (414, 51915555), (426, 50453145), (621, 34610370), (639, 33635430), (690, 31149333), (710, 30271887), (810, 26534617), (1035, 20766222), (1065, 20181258), (1242, 17305185), (1278, 16817715), (1633, 13161690), (1863, 11536790), (1917, 11211810), (2070, 10383111), (2130, 10090629), (3105, 6922074), (3195, 6727086), (3266, 6580845), (3726, 5768395), (3834, 5605905), (4899, 4387230), (5751, 3737270), (6210, 3461037), (6390, 3363543), (8165, 2632338), (9315, 2307358), (9585, 2242362), (9798, 2193615), (11502, 1868635), (14697, 1462410), (16249, 1322730), (16330, 1316169), (18630, 1153679), (19170, 1121181), (24495, 877446), (28755, 747454), (29394, 731205), (32498, 661365), (44091, 487470), (48747, 440910), (48990, 438723), (57510, 373727), (73485, 292482), (81245, 264546), (88182, 243735), (97494, 220455), (132273, 162490), (146241, 146970)]