21315376

素因数分解:

$2^4\times {\mathrm{709}}^1\times {\mathrm{1879}}^1$

素因数の和:2596

約数の個数: 20

約数和(自身を含む): 41378800

約数和(自身を除く): 20063424

約数列:

[1, 2, 4, 8, 16, 709, 1418, 1879, 2836, 3758, 5672, 7516, 11344, 15032, 30064, 1332211, 2664422, 5328844, 10657688, 21315376]

約数ペア:

[(1, 21315376), (2, 10657688), (4, 5328844), (8, 2664422), (16, 1332211), (709, 30064), (1418, 15032), (1879, 11344), (2836, 7516), (3758, 5672)]