21904458

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1439}}^1$

素因数の和:1546

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 23714742

約数列:

[1, 2, 3, 6, 43, 59, 86, 118, 129, 177, 258, 354, 1439, 2537, 2878, 4317, 5074, 7611, 8634, 15222, 61877, 84901, 123754, 169802, 185631, 254703, 371262, 509406, 3650743, 7301486, 10952229, 21904458]

約数ペア:

[(1, 21904458), (2, 10952229), (3, 7301486), (6, 3650743), (43, 509406), (59, 371262), (86, 254703), (118, 185631), (129, 169802), (177, 123754), (258, 84901), (354, 61877), (1439, 15222), (2537, 8634), (2878, 7611), (4317, 5074)]