21714888

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{881}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 59270400

約数和(自身を除く): 37555512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 79, 104, 156, 158, 237, 312, 316, 474, 632, 881, 948, 1027, 1762, 1896, 2054, 2643, 3081, 3524, 4108, 5286, 6162, 7048, 8216, 10572, 11453, 12324, 21144, 22906, 24648, 34359, 45812, 68718, 69599, 91624, 137436, 139198, 208797, 274872, 278396, 417594, 556792, 835188, 904787, 1670376, 1809574, 2714361, 3619148, 5428722, 7238296, 10857444, 21714888]

約数ペア:

[(1, 21714888), (2, 10857444), (3, 7238296), (4, 5428722), (6, 3619148), (8, 2714361), (12, 1809574), (13, 1670376), (24, 904787), (26, 835188), (39, 556792), (52, 417594), (78, 278396), (79, 274872), (104, 208797), (156, 139198), (158, 137436), (237, 91624), (312, 69599), (316, 68718), (474, 45812), (632, 34359), (881, 24648), (948, 22906), (1027, 21144), (1762, 12324), (1896, 11453), (2054, 10572), (2643, 8216), (3081, 7048), (3524, 6162), (4108, 5286)]