21975376

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{23279}}^1$

素因数の和:23346

約数の個数: 20

約数和(自身を含む): 43300800

約数和(自身を除く): 21325424

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 23279, 46558, 93116, 186232, 372464, 1373461, 2746922, 5493844, 10987688, 21975376]

約数ペア:

[(1, 21975376), (2, 10987688), (4, 5493844), (8, 2746922), (16, 1373461), (59, 372464), (118, 186232), (236, 93116), (472, 46558), (944, 23279)]