21615614

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{1931}}^1$

素因数の和:2155

約数の個数: 16

約数和(自身を含む): 33732720

約数和(自身を除く): 12117106

約数列:

[1, 2, 29, 58, 193, 386, 1931, 3862, 5597, 11194, 55999, 111998, 372683, 745366, 10807807, 21615614]

約数ペア:

[(1, 21615614), (2, 10807807), (29, 745366), (58, 372683), (193, 111998), (386, 55999), (1931, 11194), (3862, 5597)]