2021145679

素因数分解:

$7^3\times {\mathrm{173}}^1\times {\mathrm{34061}}^1$

素因数の和:34255

約数の個数: 16

約数和(自身を含む): 2370715200

約数和(自身を除く): 349569521

約数列:

[1, 7, 49, 173, 343, 1211, 8477, 34061, 59339, 238427, 1668989, 5892553, 11682923, 41247871, 288735097, 2021145679]

約数ペア:

[(1, 2021145679), (7, 288735097), (49, 41247871), (173, 11682923), (343, 5892553), (1211, 1668989), (8477, 238427), (34061, 59339)]