21765132

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{2551}}^1$

素因数の和:2643

約数の個数: 48

約数和(自身を含む): 57164800

約数和(自身を除く): 35399668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 948, 1422, 2133, 2551, 2844, 4266, 5102, 7653, 8532, 10204, 15306, 22959, 30612, 45918, 68877, 91836, 137754, 201529, 275508, 403058, 604587, 806116, 1209174, 1813761, 2418348, 3627522, 5441283, 7255044, 10882566, 21765132]

約数ペア:

[(1, 21765132), (2, 10882566), (3, 7255044), (4, 5441283), (6, 3627522), (9, 2418348), (12, 1813761), (18, 1209174), (27, 806116), (36, 604587), (54, 403058), (79, 275508), (108, 201529), (158, 137754), (237, 91836), (316, 68877), (474, 45918), (711, 30612), (948, 22959), (1422, 15306), (2133, 10204), (2551, 8532), (2844, 7653), (4266, 5102)]