21532383

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 32587776

約数和(自身を除く): 11055393

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 639, 1087, 2201, 3261, 6603, 9783, 19809, 33697, 77177, 101091, 231531, 303273, 694593, 2392487, 7177461, 21532383]

約数ペア:

[(1, 21532383), (3, 7177461), (9, 2392487), (31, 694593), (71, 303273), (93, 231531), (213, 101091), (279, 77177), (639, 33697), (1087, 19809), (2201, 9783), (3261, 6603)]