21144406

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{2657}}^1$

素因数の和:2855

約数の個数: 16

約数和(自身を含む): 33299424

約数和(自身を除く): 12155018

約数列:

[1, 2, 23, 46, 173, 346, 2657, 3979, 5314, 7958, 61111, 122222, 459661, 919322, 10572203, 21144406]

約数ペア:

[(1, 21144406), (2, 10572203), (23, 919322), (46, 459661), (173, 122222), (346, 61111), (2657, 7958), (3979, 5314)]