21108848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3019}}^1$

素因数の和:3069

約数の個数: 40

約数和(自身を含む): 44937600

約数和(自身を除く): 23828752

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3019, 3496, 6038, 6992, 12076, 24152, 48304, 57361, 69437, 114722, 138874, 229444, 277748, 458888, 555496, 917776, 1110992, 1319303, 2638606, 5277212, 10554424, 21108848]

約数ペア:

[(1, 21108848), (2, 10554424), (4, 5277212), (8, 2638606), (16, 1319303), (19, 1110992), (23, 917776), (38, 555496), (46, 458888), (76, 277748), (92, 229444), (152, 138874), (184, 114722), (304, 69437), (368, 57361), (437, 48304), (874, 24152), (1748, 12076), (3019, 6992), (3496, 6038)]