21897658

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{751}}^1$

素因数の和:1053

約数の個数: 16

約数和(自身を含む): 33569280

約数和(自身を除く): 11671622

約数列:

[1, 2, 61, 122, 239, 478, 751, 1502, 14579, 29158, 45811, 91622, 179489, 358978, 10948829, 21897658]

約数ペア:

[(1, 21897658), (2, 10948829), (61, 358978), (122, 179489), (239, 91622), (478, 45811), (751, 29158), (1502, 14579)]