21207306112

素因数分解:

$2^7\times {\mathrm{227}}^1\times {\mathrm{729877}}^1$

素因数の和:730118

約数の個数: 32

約数和(自身を含む): 42435106920

約数和(自身を除く): 21227800808

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 227, 454, 908, 1816, 3632, 7264, 14528, 29056, 729877, 1459754, 2919508, 5839016, 11678032, 23356064, 46712128, 93424256, 165682079, 331364158, 662728316, 1325456632, 2650913264, 5301826528, 10603653056, 21207306112]

約数ペア:

[(1, 21207306112), (2, 10603653056), (4, 5301826528), (8, 2650913264), (16, 1325456632), (32, 662728316), (64, 331364158), (128, 165682079), (227, 93424256), (454, 46712128), (908, 23356064), (1816, 11678032), (3632, 5839016), (7264, 2919508), (14528, 1459754), (29056, 729877)]