21800524

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3631}}^1$

素因数の和:3733

約数の個数: 24

約数和(自身を含む): 40678400

約数和(自身を除く): 18877876

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 1501, 3002, 3631, 6004, 7262, 14524, 68989, 137978, 275956, 286849, 573698, 1147396, 5450131, 10900262, 21800524]

約数ペア:

[(1, 21800524), (2, 10900262), (4, 5450131), (19, 1147396), (38, 573698), (76, 286849), (79, 275956), (158, 137978), (316, 68989), (1501, 14524), (3002, 7262), (3631, 6004)]