21875326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 37114848

約数和(自身を除く): 15239522

約数列:

[1, 2, 11, 22, 53, 73, 106, 146, 257, 514, 583, 803, 1166, 1606, 2827, 3869, 5654, 7738, 13621, 18761, 27242, 37522, 42559, 85118, 149831, 206371, 299662, 412742, 994333, 1988666, 10937663, 21875326]

約数ペア:

[(1, 21875326), (2, 10937663), (11, 1988666), (22, 994333), (53, 412742), (73, 299662), (106, 206371), (146, 149831), (257, 85118), (514, 42559), (583, 37522), (803, 27242), (1166, 18761), (1606, 13621), (2827, 7738), (3869, 5654)]