21435780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{357263}}^1$

素因数の和:357275

約数の個数: 24

約数和(自身を含む): 60020352

約数和(自身を除く): 38584572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 357263, 714526, 1071789, 1429052, 1786315, 2143578, 3572630, 4287156, 5358945, 7145260, 10717890, 21435780]

約数ペア:

[(1, 21435780), (2, 10717890), (3, 7145260), (4, 5358945), (5, 4287156), (6, 3572630), (10, 2143578), (12, 1786315), (15, 1429052), (20, 1071789), (30, 714526), (60, 357263)]