21711390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1069}}^1$

素因数の和:1756

約数の個数: 32

約数和(自身を含む): 52233120

約数和(自身を除く): 30521730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 677, 1069, 1354, 2031, 2138, 3207, 3385, 4062, 5345, 6414, 6770, 10155, 10690, 16035, 20310, 32070, 723713, 1447426, 2171139, 3618565, 4342278, 7237130, 10855695, 21711390]

約数ペア:

[(1, 21711390), (2, 10855695), (3, 7237130), (5, 4342278), (6, 3618565), (10, 2171139), (15, 1447426), (30, 723713), (677, 32070), (1069, 20310), (1354, 16035), (2031, 10690), (2138, 10155), (3207, 6770), (3385, 6414), (4062, 5345)]