21937630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:106

約数の個数: 96

約数和(自身を含む): 50168160

約数和(自身を除く): 28230530

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 26, 29, 46, 55, 58, 65, 110, 115, 130, 143, 145, 230, 253, 286, 290, 299, 319, 377, 506, 529, 598, 638, 667, 715, 754, 1058, 1265, 1334, 1430, 1495, 1595, 1885, 2530, 2645, 2990, 3190, 3289, 3335, 3770, 4147, 5290, 5819, 6578, 6670, 6877, 7337, 8294, 8671, 11638, 13754, 14674, 15341, 16445, 17342, 20735, 29095, 30682, 32890, 34385, 36685, 41470, 43355, 58190, 68770, 73370, 75647, 76705, 86710, 95381, 151294, 153410, 168751, 190762, 199433, 337502, 378235, 398866, 476905, 756470, 843755, 953810, 997165, 1687510, 1994330, 2193763, 4387526, 10968815, 21937630]

約数ペア:

[(1, 21937630), (2, 10968815), (5, 4387526), (10, 2193763), (11, 1994330), (13, 1687510), (22, 997165), (23, 953810), (26, 843755), (29, 756470), (46, 476905), (55, 398866), (58, 378235), (65, 337502), (110, 199433), (115, 190762), (130, 168751), (143, 153410), (145, 151294), (230, 95381), (253, 86710), (286, 76705), (290, 75647), (299, 73370), (319, 68770), (377, 58190), (506, 43355), (529, 41470), (598, 36685), (638, 34385), (667, 32890), (715, 30682), (754, 29095), (1058, 20735), (1265, 17342), (1334, 16445), (1430, 15341), (1495, 14674), (1595, 13754), (1885, 11638), (2530, 8671), (2645, 8294), (2990, 7337), (3190, 6877), (3289, 6670), (3335, 6578), (3770, 5819), (4147, 5290)]