21146097

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1483}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 33158496

約数和(自身を除く): 12012399

約数列:

[1, 3, 7, 21, 49, 97, 147, 291, 679, 1483, 2037, 4449, 4753, 10381, 14259, 31143, 72667, 143851, 218001, 431553, 1006957, 3020871, 7048699, 21146097]

約数ペア:

[(1, 21146097), (3, 7048699), (7, 3020871), (21, 1006957), (49, 431553), (97, 218001), (147, 143851), (291, 72667), (679, 31143), (1483, 14259), (2037, 10381), (4449, 4753)]