21490177203

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{2969}}^1\times {\mathrm{24371}}^1$

素因数の和:27360

約数の個数: 32

約数和(自身を含む): 34744723200

約数和(自身を除く): 13254545997

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 2969, 8907, 24371, 26721, 32659, 73113, 80163, 97977, 219339, 268081, 293931, 658017, 804243, 881793, 2412729, 7238187, 72357499, 217072497, 651217491, 795932489, 1953652473, 2387797467, 7163392401, 21490177203]

約数ペア:

[(1, 21490177203), (3, 7163392401), (9, 2387797467), (11, 1953652473), (27, 795932489), (33, 651217491), (99, 217072497), (297, 72357499), (2969, 7238187), (8907, 2412729), (24371, 881793), (26721, 804243), (32659, 658017), (73113, 293931), (80163, 268081), (97977, 219339)]