21936733

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 28901376

約数和(自身を除く): 6964643

約数列:

[1, 7, 13, 23, 47, 91, 161, 223, 299, 329, 611, 1081, 1561, 2093, 2899, 4277, 5129, 7567, 10481, 14053, 20293, 35903, 66677, 73367, 98371, 136253, 241063, 466739, 953771, 1687441, 3133819, 21936733]

約数ペア:

[(1, 21936733), (7, 3133819), (13, 1687441), (23, 953771), (47, 466739), (91, 241063), (161, 136253), (223, 98371), (299, 73367), (329, 66677), (611, 35903), (1081, 20293), (1561, 14053), (2093, 10481), (2899, 7567), (4277, 5129)]