21434921818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1\times {\mathrm{13997}}^1$

素因数の和:14706

約数の個数: 32

約数和(自身を含む): 34568452944

約数和(自身を除く): 13133531126

約数列:

[1, 2, 17, 34, 73, 146, 617, 1234, 1241, 2482, 10489, 13997, 20978, 27994, 45041, 90082, 237949, 475898, 765697, 1021781, 1531394, 2043562, 8636149, 17272298, 17370277, 34740554, 146814533, 293629066, 630438877, 1260877754, 10717460909, 21434921818]

約数ペア:

[(1, 21434921818), (2, 10717460909), (17, 1260877754), (34, 630438877), (73, 293629066), (146, 146814533), (617, 34740554), (1234, 17370277), (1241, 17272298), (2482, 8636149), (10489, 2043562), (13997, 1531394), (20978, 1021781), (27994, 765697), (45041, 475898), (90082, 237949)]