21580926

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{359}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 22897794

約数列:

[1, 2, 3, 6, 43, 86, 129, 233, 258, 359, 466, 699, 718, 1077, 1398, 2154, 10019, 15437, 20038, 30057, 30874, 46311, 60114, 83647, 92622, 167294, 250941, 501882, 3596821, 7193642, 10790463, 21580926]

約数ペア:

[(1, 21580926), (2, 10790463), (3, 7193642), (6, 3596821), (43, 501882), (86, 250941), (129, 167294), (233, 92622), (258, 83647), (359, 60114), (466, 46311), (699, 30874), (718, 30057), (1077, 20038), (1398, 15437), (2154, 10019)]