21682804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37907}}^1$

素因数の和:37935

約数の個数: 24

約数和(自身を含む): 44579808

約数和(自身を除く): 22897004

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37907, 75814, 151628, 416977, 492791, 833954, 985582, 1667908, 1971164, 5420701, 10841402, 21682804]

約数ペア:

[(1, 21682804), (2, 10841402), (4, 5420701), (11, 1971164), (13, 1667908), (22, 985582), (26, 833954), (44, 492791), (52, 416977), (143, 151628), (286, 75814), (572, 37907)]