21066422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 35804160

約数和(自身を除く): 14737738

約数列:

[1, 2, 13, 26, 31, 59, 62, 118, 403, 443, 767, 806, 886, 1534, 1829, 3658, 5759, 11518, 13733, 23777, 26137, 27466, 47554, 52274, 178529, 339781, 357058, 679562, 810247, 1620494, 10533211, 21066422]

約数ペア:

[(1, 21066422), (2, 10533211), (13, 1620494), (26, 810247), (31, 679562), (59, 357058), (62, 339781), (118, 178529), (403, 52274), (443, 47554), (767, 27466), (806, 26137), (886, 23777), (1534, 13733), (1829, 11518), (3658, 5759)]