21428194

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:450

約数の個数: 24

約数和(自身を含む): 34526448

約数和(自身を除く): 13098254

約数列:

[1, 2, 17, 34, 131, 262, 283, 289, 566, 578, 2227, 4454, 4811, 9622, 37073, 37859, 74146, 75718, 81787, 163574, 630241, 1260482, 10714097, 21428194]

約数ペア:

[(1, 21428194), (2, 10714097), (17, 1260482), (34, 630241), (131, 163574), (262, 81787), (283, 75718), (289, 74146), (566, 37859), (578, 37073), (2227, 9622), (4454, 4811)]