21737093

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 5841787

約数列:

[1, 7, 23, 37, 41, 89, 161, 259, 287, 623, 851, 943, 1517, 2047, 3293, 3649, 5957, 6601, 10619, 14329, 23051, 25543, 34891, 75739, 83927, 135013, 244237, 530173, 587489, 945091, 3105299, 21737093]

約数ペア:

[(1, 21737093), (7, 3105299), (23, 945091), (37, 587489), (41, 530173), (89, 244237), (161, 135013), (259, 83927), (287, 75739), (623, 34891), (851, 25543), (943, 23051), (1517, 14329), (2047, 10619), (3293, 6601), (3649, 5957)]