21339816

素因数分解:

$2^3\times 3^1\times {\mathrm{227}}^1\times {\mathrm{3917}}^1$

素因数の和:4153

約数の個数: 32

約数和(自身を含む): 53598240

約数和(自身を除く): 32258424

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 227, 454, 681, 908, 1362, 1816, 2724, 3917, 5448, 7834, 11751, 15668, 23502, 31336, 47004, 94008, 889159, 1778318, 2667477, 3556636, 5334954, 7113272, 10669908, 21339816]

約数ペア:

[(1, 21339816), (2, 10669908), (3, 7113272), (4, 5334954), (6, 3556636), (8, 2667477), (12, 1778318), (24, 889159), (227, 94008), (454, 47004), (681, 31336), (908, 23502), (1362, 15668), (1816, 11751), (2724, 7834), (3917, 5448)]