21071662

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{593}}^1$

素因数の和:867

約数の個数: 16

約数和(自身を含む): 32147280

約数和(自身を除く): 11075618

約数列:

[1, 2, 109, 163, 218, 326, 593, 1186, 17767, 35534, 64637, 96659, 129274, 193318, 10535831, 21071662]

約数ペア:

[(1, 21071662), (2, 10535831), (109, 193318), (163, 129274), (218, 96659), (326, 64637), (593, 35534), (1186, 17767)]