21189222

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{4967}}^1$

素因数の和:5057

約数の個数: 32

約数和(自身を含む): 47692800

約数和(自身を除く): 26503578

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 158, 237, 474, 711, 1422, 2133, 4266, 4967, 9934, 14901, 29802, 44703, 89406, 134109, 268218, 392393, 784786, 1177179, 2354358, 3531537, 7063074, 10594611, 21189222]

約数ペア:

[(1, 21189222), (2, 10594611), (3, 7063074), (6, 3531537), (9, 2354358), (18, 1177179), (27, 784786), (54, 392393), (79, 268218), (158, 134109), (237, 89406), (474, 44703), (711, 29802), (1422, 14901), (2133, 9934), (4266, 4967)]