21141292

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 37650816

約数和(自身を除く): 16509524

約数列:

[1, 2, 4, 137, 173, 223, 274, 346, 446, 548, 692, 892, 23701, 30551, 38579, 47402, 61102, 77158, 94804, 122204, 154316, 5285323, 10570646, 21141292]

約数ペア:

[(1, 21141292), (2, 10570646), (4, 5285323), (137, 154316), (173, 122204), (223, 94804), (274, 77158), (346, 61102), (446, 47402), (548, 38579), (692, 30551), (892, 23701)]