21237692

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44617}}^1$

素因数の和:44645

約数の個数: 24

約数和(自身を含む): 44974944

約数和(自身を除く): 23737252

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44617, 89234, 178468, 312319, 624638, 758489, 1249276, 1516978, 3033956, 5309423, 10618846, 21237692]

約数ペア:

[(1, 21237692), (2, 10618846), (4, 5309423), (7, 3033956), (14, 1516978), (17, 1249276), (28, 758489), (34, 624638), (68, 312319), (119, 178468), (238, 89234), (476, 44617)]