421480941

素因数分解:

$3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{56857}}^1$

素因数の和:57220

約数の個数: 16

約数和(自身を含む): 644087424

約数和(自身を除く): 222606483

約数列:

[1, 3, 7, 21, 353, 1059, 2471, 7413, 56857, 170571, 397999, 1193997, 20070521, 60211563, 140493647, 421480941]

約数ペア:

[(1, 421480941), (3, 140493647), (7, 60211563), (21, 20070521), (353, 1193997), (1059, 397999), (2471, 170571), (7413, 56857)]