21580116

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33931}}^1$

素因数の和:33991

約数の個数: 24

約数和(自身を含む): 51305184

約数和(自身を除く): 29725068

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33931, 67862, 101793, 135724, 203586, 407172, 1798343, 3596686, 5395029, 7193372, 10790058, 21580116]

約数ペア:

[(1, 21580116), (2, 10790058), (3, 7193372), (4, 5395029), (6, 3596686), (12, 1798343), (53, 407172), (106, 203586), (159, 135724), (212, 101793), (318, 67862), (636, 33931)]