21322016

素因数分解:

$2^5\times {\mathrm{269}}^1\times {\mathrm{2477}}^1$

素因数の和:2756

約数の個数: 24

約数和(自身を含む): 42150780

約数和(自身を除く): 20828764

約数列:

[1, 2, 4, 8, 16, 32, 269, 538, 1076, 2152, 2477, 4304, 4954, 8608, 9908, 19816, 39632, 79264, 666313, 1332626, 2665252, 5330504, 10661008, 21322016]

約数ペア:

[(1, 21322016), (2, 10661008), (4, 5330504), (8, 2665252), (16, 1332626), (32, 666313), (269, 79264), (538, 39632), (1076, 19816), (2152, 9908), (2477, 8608), (4304, 4954)]