21855696

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10589}}^1$

素因数の和:10643

約数の個数: 40

約数和(自身を含む): 57779040

約数和(自身を除く): 35923344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10589, 21178, 31767, 42356, 63534, 84712, 127068, 169424, 254136, 455327, 508272, 910654, 1365981, 1821308, 2731962, 3642616, 5463924, 7285232, 10927848, 21855696]

約数ペア:

[(1, 21855696), (2, 10927848), (3, 7285232), (4, 5463924), (6, 3642616), (8, 2731962), (12, 1821308), (16, 1365981), (24, 910654), (43, 508272), (48, 455327), (86, 254136), (129, 169424), (172, 127068), (258, 84712), (344, 63534), (516, 42356), (688, 31767), (1032, 21178), (2064, 10589)]