21728627

素因数分解:

${\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:334

約数の個数: 16

約数和(自身を含む): 23302080

約数和(自身を除く): 1573453

約数列:

[1, 29, 61, 71, 173, 1769, 2059, 4331, 5017, 10553, 12283, 125599, 306037, 356207, 749263, 21728627]

約数ペア:

[(1, 21728627), (29, 749263), (61, 356207), (71, 306037), (173, 125599), (1769, 12283), (2059, 10553), (4331, 5017)]