21802674759

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{172001}}^1$

素因数の和:172111

約数の個数: 32

約数和(自身を含む): 31703408640

約数和(自身を除く): 9900733881

約数列:

[1, 3, 29, 31, 47, 87, 93, 141, 899, 1363, 1457, 2697, 4089, 4371, 42253, 126759, 172001, 516003, 4988029, 5332031, 8084047, 14964087, 15996093, 24252141, 154628899, 234437363, 250605457, 463886697, 703312089, 751816371, 7267558253, 21802674759]

約数ペア:

[(1, 21802674759), (3, 7267558253), (29, 751816371), (31, 703312089), (47, 463886697), (87, 250605457), (93, 234437363), (141, 154628899), (899, 24252141), (1363, 15996093), (1457, 14964087), (2697, 8084047), (4089, 5332031), (4371, 4988029), (42253, 516003), (126759, 172001)]