21407874

素因数分解:

$2^1\times 3^1\times {\mathrm{151}}^1\times {\mathrm{23629}}^1$

素因数の和:23785

約数の個数: 16

約数和(自身を含む): 43101120

約数和(自身を除く): 21693246

約数列:

[1, 2, 3, 6, 151, 302, 453, 906, 23629, 47258, 70887, 141774, 3567979, 7135958, 10703937, 21407874]

約数ペア:

[(1, 21407874), (2, 10703937), (3, 7135958), (6, 3567979), (151, 141774), (302, 70887), (453, 47258), (906, 23629)]