21031610855

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{2903}}^1\times {\mathrm{39161}}^1$

素因数の和:42106

約数の個数: 16

約数和(自身を含む): 25929630144

約数和(自身を除く): 4898019289

約数列:

[1, 5, 37, 185, 2903, 14515, 39161, 107411, 195805, 537055, 1448957, 7244785, 113684383, 568421915, 4206322171, 21031610855]

約数ペア:

[(1, 21031610855), (5, 4206322171), (37, 568421915), (185, 113684383), (2903, 7244785), (14515, 1448957), (39161, 537055), (107411, 195805)]