30021369

素因数分解:

$3^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 46780128

約数和(自身を除く): 16758759

約数列:

[1, 3, 7, 21, 49, 147, 331, 617, 993, 1851, 2317, 4319, 6951, 12957, 16219, 30233, 48657, 90699, 204227, 612681, 1429589, 4288767, 10007123, 30021369]

約数ペア:

[(1, 30021369), (3, 10007123), (7, 4288767), (21, 1429589), (49, 612681), (147, 204227), (331, 90699), (617, 48657), (993, 30233), (1851, 16219), (2317, 12957), (4319, 6951)]