21633716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{4289}}^1$

素因数の和:4403

約数の個数: 24

約数和(自身を含む): 41201160

約数和(自身を除く): 19567444

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 4289, 5044, 8578, 17156, 55757, 111514, 223028, 416033, 832066, 1664132, 5408429, 10816858, 21633716]

約数ペア:

[(1, 21633716), (2, 10816858), (4, 5408429), (13, 1664132), (26, 832066), (52, 416033), (97, 223028), (194, 111514), (388, 55757), (1261, 17156), (2522, 8578), (4289, 5044)]