21611536

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58727}}^1$

素因数の和:58758

約数の個数: 20

約数和(自身を含む): 43693632

約数和(自身を除く): 22082096

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58727, 117454, 234908, 469816, 939632, 1350721, 2701442, 5402884, 10805768, 21611536]

約数ペア:

[(1, 21611536), (2, 10805768), (4, 5402884), (8, 2701442), (16, 1350721), (23, 939632), (46, 469816), (92, 234908), (184, 117454), (368, 58727)]