21177838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{26017}}^1$

素因数の和:26067

約数の個数: 16

約数和(自身を含む): 35592624

約数和(自身を除く): 14414786

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 26017, 52034, 286187, 572374, 962629, 1925258, 10588919, 21177838]

約数ペア:

[(1, 21177838), (2, 10588919), (11, 1925258), (22, 962629), (37, 572374), (74, 286187), (407, 52034), (814, 26017)]