21119430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{703981}}^1$

素因数の和:703991

約数の個数: 16

約数和(自身を含む): 50686704

約数和(自身を除く): 29567274

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 703981, 1407962, 2111943, 3519905, 4223886, 7039810, 10559715, 21119430]

約数ペア:

[(1, 21119430), (2, 10559715), (3, 7039810), (5, 4223886), (6, 3519905), (10, 2111943), (15, 1407962), (30, 703981)]