21160788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{160309}}^1$

素因数の和:160327

約数の個数: 24

約数和(自身を含む): 53864160

約数和(自身を除く): 32703372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 160309, 320618, 480927, 641236, 961854, 1763399, 1923708, 3526798, 5290197, 7053596, 10580394, 21160788]

約数ペア:

[(1, 21160788), (2, 10580394), (3, 7053596), (4, 5290197), (6, 3526798), (11, 1923708), (12, 1763399), (22, 961854), (33, 641236), (44, 480927), (66, 320618), (132, 160309)]