21936735

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25657}}^1$

素因数の和:25687

約数の個数: 24

約数和(自身を含む): 40026480

約数和(自身を除く): 18089745

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 25657, 76971, 128285, 230913, 384855, 487483, 1154565, 1462449, 2437415, 4387347, 7312245, 21936735]

約数ペア:

[(1, 21936735), (3, 7312245), (5, 4387347), (9, 2437415), (15, 1462449), (19, 1154565), (45, 487483), (57, 384855), (95, 230913), (171, 128285), (285, 76971), (855, 25657)]