21414258

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 48253920

約数和(自身を除く): 26839662

約数列:

[1, 2, 3, 6, 9, 18, 43, 73, 86, 129, 146, 219, 258, 379, 387, 438, 657, 758, 774, 1137, 1314, 2274, 3139, 3411, 6278, 6822, 9417, 16297, 18834, 27667, 28251, 32594, 48891, 55334, 56502, 83001, 97782, 146673, 166002, 249003, 293346, 498006, 1189681, 2379362, 3569043, 7138086, 10707129, 21414258]

約数ペア:

[(1, 21414258), (2, 10707129), (3, 7138086), (6, 3569043), (9, 2379362), (18, 1189681), (43, 498006), (73, 293346), (86, 249003), (129, 166002), (146, 146673), (219, 97782), (258, 83001), (379, 56502), (387, 55334), (438, 48891), (657, 32594), (758, 28251), (774, 27667), (1137, 18834), (1314, 16297), (2274, 9417), (3139, 6822), (3411, 6278)]