21047790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{701593}}^1$

素因数の和:701603

約数の個数: 16

約数和(自身を含む): 50514768

約数和(自身を除く): 29466978

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 701593, 1403186, 2104779, 3507965, 4209558, 7015930, 10523895, 21047790]

約数ペア:

[(1, 21047790), (2, 10523895), (3, 7015930), (5, 4209558), (6, 3507965), (10, 2104779), (15, 1403186), (30, 701593)]