21374312

素因数分解:

$2^3\times {\mathrm{271}}^1\times {\mathrm{9859}}^1$

素因数の和:10136

約数の個数: 16

約数和(自身を含む): 40228800

約数和(自身を除く): 18854488

約数列:

[1, 2, 4, 8, 271, 542, 1084, 2168, 9859, 19718, 39436, 78872, 2671789, 5343578, 10687156, 21374312]

約数ペア:

[(1, 21374312), (2, 10687156), (4, 5343578), (8, 2671789), (271, 78872), (542, 39436), (1084, 19718), (2168, 9859)]