21318372

素因数分解:

$2^2\times 3^2\times {\mathrm{463}}^1\times {\mathrm{1279}}^1$

素因数の和:1752

約数の個数: 36

約数和(自身を含む): 54046720

約数和(自身を除く): 32728348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 463, 926, 1279, 1389, 1852, 2558, 2778, 3837, 4167, 5116, 5556, 7674, 8334, 11511, 15348, 16668, 23022, 46044, 592177, 1184354, 1776531, 2368708, 3553062, 5329593, 7106124, 10659186, 21318372]

約数ペア:

[(1, 21318372), (2, 10659186), (3, 7106124), (4, 5329593), (6, 3553062), (9, 2368708), (12, 1776531), (18, 1184354), (36, 592177), (463, 46044), (926, 23022), (1279, 16668), (1389, 15348), (1852, 11511), (2558, 8334), (2778, 7674), (3837, 5556), (4167, 5116)]