21892728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6379}}^1$

素因数の和:6412

約数の個数: 64

約数和(自身を含む): 64310400

約数和(自身を除く): 42417672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 6379, 12758, 19137, 25516, 38274, 51032, 70169, 76548, 82927, 140338, 153096, 165854, 210507, 248781, 280676, 331708, 421014, 497562, 561352, 663416, 842028, 912197, 995124, 1684056, 1824394, 1990248, 2736591, 3648788, 5473182, 7297576, 10946364, 21892728]

約数ペア:

[(1, 21892728), (2, 10946364), (3, 7297576), (4, 5473182), (6, 3648788), (8, 2736591), (11, 1990248), (12, 1824394), (13, 1684056), (22, 995124), (24, 912197), (26, 842028), (33, 663416), (39, 561352), (44, 497562), (52, 421014), (66, 331708), (78, 280676), (88, 248781), (104, 210507), (132, 165854), (143, 153096), (156, 140338), (264, 82927), (286, 76548), (312, 70169), (429, 51032), (572, 38274), (858, 25516), (1144, 19137), (1716, 12758), (3432, 6379)]