21096878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1231}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 16158802

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 209, 418, 451, 779, 902, 1231, 1558, 2462, 8569, 13541, 17138, 23389, 27082, 46778, 50471, 100942, 257279, 514558, 555181, 958949, 1110362, 1917898, 10548439, 21096878]

約数ペア:

[(1, 21096878), (2, 10548439), (11, 1917898), (19, 1110362), (22, 958949), (38, 555181), (41, 514558), (82, 257279), (209, 100942), (418, 50471), (451, 46778), (779, 27082), (902, 23389), (1231, 17138), (1558, 13541), (2462, 8569)]