21723686

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 35060256

約数和(自身を除く): 13336570

約数列:

[1, 2, 41, 43, 61, 82, 86, 101, 122, 202, 1763, 2501, 2623, 3526, 4141, 4343, 5002, 5246, 6161, 8282, 8686, 12322, 107543, 178063, 215086, 252601, 264923, 356126, 505202, 529846, 10861843, 21723686]

約数ペア:

[(1, 21723686), (2, 10861843), (41, 529846), (43, 505202), (61, 356126), (82, 264923), (86, 252601), (101, 215086), (122, 178063), (202, 107543), (1763, 12322), (2501, 8686), (2623, 8282), (3526, 6161), (4141, 5246), (4343, 5002)]