21932715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2347}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 40573440

約数和(自身を除く): 18640725

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 267, 445, 623, 1335, 1869, 2347, 3115, 7041, 9345, 11735, 16429, 35205, 49287, 82145, 208883, 246435, 626649, 1044415, 1462181, 3133245, 4386543, 7310905, 21932715]

約数ペア:

[(1, 21932715), (3, 7310905), (5, 4386543), (7, 3133245), (15, 1462181), (21, 1044415), (35, 626649), (89, 246435), (105, 208883), (267, 82145), (445, 49287), (623, 35205), (1335, 16429), (1869, 11735), (2347, 9345), (3115, 7041)]