21795990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{726533}}^1$

素因数の和:726543

約数の個数: 16

約数和(自身を含む): 52310448

約数和(自身を除く): 30514458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 726533, 1453066, 2179599, 3632665, 4359198, 7265330, 10897995, 21795990]

約数ペア:

[(1, 21795990), (2, 10897995), (3, 7265330), (5, 4359198), (6, 3632665), (10, 2179599), (15, 1453066), (30, 726533)]