21917324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{38317}}^1$

素因数の和:38345

約数の個数: 24

約数和(自身を含む): 45061968

約数和(自身を除く): 23144644

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 38317, 76634, 153268, 421487, 498121, 842974, 996242, 1685948, 1992484, 5479331, 10958662, 21917324]

約数ペア:

[(1, 21917324), (2, 10958662), (4, 5479331), (11, 1992484), (13, 1685948), (22, 996242), (26, 842974), (44, 498121), (52, 421487), (143, 153268), (286, 76634), (572, 38317)]