20922111

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4813}}^1$

素因数の和:4852

約数の個数: 32

約数和(自身を含む): 36971520

約数和(自身を除く): 16049409

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 4813, 14439, 33691, 43317, 101073, 110699, 129951, 303219, 332097, 774893, 909657, 996291, 2324679, 2988873, 6974037, 20922111]

約数ペア:

[(1, 20922111), (3, 6974037), (7, 2988873), (9, 2324679), (21, 996291), (23, 909657), (27, 774893), (63, 332097), (69, 303219), (161, 129951), (189, 110699), (207, 101073), (483, 43317), (621, 33691), (1449, 14439), (4347, 4813)]