21137599516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3224161}}^1$

素因数の和:3224325

約数の個数: 24

約数和(自身を含む): 40624441200

約数和(自身を除く): 19486841684

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3278, 6556, 3224161, 6448322, 12896644, 35465771, 70931542, 141863084, 480399989, 960799978, 1921599956, 5284399879, 10568799758, 21137599516]

約数ペア:

[(1, 21137599516), (2, 10568799758), (4, 5284399879), (11, 1921599956), (22, 960799978), (44, 480399989), (149, 141863084), (298, 70931542), (596, 35465771), (1639, 12896644), (3278, 6448322), (6556, 3224161)]