21941394

素因数分解:

$2^1\times 3^1\times {\mathrm{521}}^1\times {\mathrm{7019}}^1$

素因数の和:7545

約数の個数: 16

約数和(自身を含む): 43973280

約数和(自身を除く): 22031886

約数列:

[1, 2, 3, 6, 521, 1042, 1563, 3126, 7019, 14038, 21057, 42114, 3656899, 7313798, 10970697, 21941394]

約数ペア:

[(1, 21941394), (2, 10970697), (3, 7313798), (6, 3656899), (521, 42114), (1042, 21057), (1563, 14038), (3126, 7019)]