21387131140

素因数分解:

$2^2\times 5^1\times {\mathrm{92593}}^1\times {\mathrm{11549}}^1$

素因数の和:104151

約数の個数: 24

約数和(自身を含む): 44917349400

約数和(自身を除く): 23530218260

約数列:

[1, 2, 4, 5, 10, 20, 11549, 23098, 46196, 57745, 92593, 115490, 185186, 230980, 370372, 462965, 925930, 1851860, 1069356557, 2138713114, 4277426228, 5346782785, 10693565570, 21387131140]

約数ペア:

[(1, 21387131140), (2, 10693565570), (4, 5346782785), (5, 4277426228), (10, 2138713114), (20, 1069356557), (11549, 1851860), (23098, 925930), (46196, 462965), (57745, 370372), (92593, 230980), (115490, 185186)]