21759790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2837}}^1$

素因数の和:2916

約数の個数: 32

約数和(自身を含む): 42910560

約数和(自身を除く): 21150770

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 2837, 3835, 5674, 7670, 14185, 28370, 36881, 73762, 167383, 184405, 334766, 368810, 836915, 1673830, 2175979, 4351958, 10879895, 21759790]

約数ペア:

[(1, 21759790), (2, 10879895), (5, 4351958), (10, 2175979), (13, 1673830), (26, 836915), (59, 368810), (65, 334766), (118, 184405), (130, 167383), (295, 73762), (590, 36881), (767, 28370), (1534, 14185), (2837, 7670), (3835, 5674)]