21572943

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{9091}}^1$

素因数の和:9214

約数の個数: 16

約数和(自身を含む): 33167616

約数和(自身を除く): 11594673

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 9091, 27273, 63637, 190911, 1027283, 3081849, 7190981, 21572943]

約数ペア:

[(1, 21572943), (3, 7190981), (7, 3081849), (21, 1027283), (113, 190911), (339, 63637), (791, 27273), (2373, 9091)]