21518656

素因数分解:

$2^6\times {\mathrm{101}}^1\times {\mathrm{3329}}^1$

素因数の和:3442

約数の個数: 28

約数和(自身を含む): 43136820

約数和(自身を除く): 21618164

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 202, 404, 808, 1616, 3232, 3329, 6464, 6658, 13316, 26632, 53264, 106528, 213056, 336229, 672458, 1344916, 2689832, 5379664, 10759328, 21518656]

約数ペア:

[(1, 21518656), (2, 10759328), (4, 5379664), (8, 2689832), (16, 1344916), (32, 672458), (64, 336229), (101, 213056), (202, 106528), (404, 53264), (808, 26632), (1616, 13316), (3232, 6658), (3329, 6464)]