21039630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1061}}^1$

素因数の和:1732

約数の個数: 32

約数和(自身を含む): 50619168

約数和(自身を除く): 29579538

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 661, 1061, 1322, 1983, 2122, 3183, 3305, 3966, 5305, 6366, 6610, 9915, 10610, 15915, 19830, 31830, 701321, 1402642, 2103963, 3506605, 4207926, 7013210, 10519815, 21039630]

約数ペア:

[(1, 21039630), (2, 10519815), (3, 7013210), (5, 4207926), (6, 3506605), (10, 2103963), (15, 1402642), (30, 701321), (661, 31830), (1061, 19830), (1322, 15915), (1983, 10610), (2122, 9915), (3183, 6610), (3305, 6366), (3966, 5305)]