21668696

素因数分解:

$2^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1619}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 46656000

約数和(自身を除く): 24987304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 239, 478, 956, 1619, 1673, 1912, 3238, 3346, 6476, 6692, 11333, 12952, 13384, 22666, 45332, 90664, 386941, 773882, 1547764, 2708587, 3095528, 5417174, 10834348, 21668696]

約数ペア:

[(1, 21668696), (2, 10834348), (4, 5417174), (7, 3095528), (8, 2708587), (14, 1547764), (28, 773882), (56, 386941), (239, 90664), (478, 45332), (956, 22666), (1619, 13384), (1673, 12952), (1912, 11333), (3238, 6692), (3346, 6476)]