21512070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239023}}^1$

素因数の和:239036

約数の個数: 24

約数和(自身を含む): 55931616

約数和(自身を除く): 34419546

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239023, 478046, 717069, 1195115, 1434138, 2151207, 2390230, 3585345, 4302414, 7170690, 10756035, 21512070]

約数ペア:

[(1, 21512070), (2, 10756035), (3, 7170690), (5, 4302414), (6, 3585345), (9, 2390230), (10, 2151207), (15, 1434138), (18, 1195115), (30, 717069), (45, 478046), (90, 239023)]