21601588

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1231}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 39118464

約数和(自身を除く): 17516876

約数列:

[1, 2, 4, 41, 82, 107, 164, 214, 428, 1231, 2462, 4387, 4924, 8774, 17548, 50471, 100942, 131717, 201884, 263434, 526868, 5400397, 10800794, 21601588]

約数ペア:

[(1, 21601588), (2, 10800794), (4, 5400397), (41, 526868), (82, 263434), (107, 201884), (164, 131717), (214, 100942), (428, 50471), (1231, 17548), (2462, 8774), (4387, 4924)]