21788102

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{823}}^1$

素因数の和:924

約数の個数: 32

約数和(自身を含む): 39235584

約数和(自身を除く): 17447482

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 217, 427, 434, 823, 854, 1646, 1891, 3782, 5761, 11522, 13237, 25513, 26474, 50203, 51026, 100406, 178591, 351421, 357182, 702842, 1556293, 3112586, 10894051, 21788102]

約数ペア:

[(1, 21788102), (2, 10894051), (7, 3112586), (14, 1556293), (31, 702842), (61, 357182), (62, 351421), (122, 178591), (217, 100406), (427, 51026), (434, 50203), (823, 26474), (854, 25513), (1646, 13237), (1891, 11522), (3782, 5761)]