21469035

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4987}}^1$

素因数の和:5043

約数の個数: 32

約数和(自身を含む): 40223232

約数和(自身を除く): 18754197

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 4987, 14961, 24935, 34909, 74805, 104727, 174545, 204467, 523635, 613401, 1022335, 1431269, 3067005, 4293807, 7156345, 21469035]

約数ペア:

[(1, 21469035), (3, 7156345), (5, 4293807), (7, 3067005), (15, 1431269), (21, 1022335), (35, 613401), (41, 523635), (105, 204467), (123, 174545), (205, 104727), (287, 74805), (615, 34909), (861, 24935), (1435, 14961), (4305, 4987)]