21799892

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 38976000

約数和(自身を除く): 17176108

約数列:

[1, 2, 4, 79, 149, 158, 298, 316, 463, 596, 926, 1852, 11771, 23542, 36577, 47084, 68987, 73154, 137974, 146308, 275948, 5449973, 10899946, 21799892]

約数ペア:

[(1, 21799892), (2, 10899946), (4, 5449973), (79, 275948), (149, 146308), (158, 137974), (298, 73154), (316, 68987), (463, 47084), (596, 36577), (926, 23542), (1852, 11771)]