21114672

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10729}}^1$

素因数の和:10781

約数の個数: 40

約数和(自身を含む): 55881840

約数和(自身を除く): 34767168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10729, 21458, 32187, 42916, 64374, 85832, 128748, 171664, 257496, 439889, 514992, 879778, 1319667, 1759556, 2639334, 3519112, 5278668, 7038224, 10557336, 21114672]

約数ペア:

[(1, 21114672), (2, 10557336), (3, 7038224), (4, 5278668), (6, 3519112), (8, 2639334), (12, 1759556), (16, 1319667), (24, 879778), (41, 514992), (48, 439889), (82, 257496), (123, 171664), (164, 128748), (246, 85832), (328, 64374), (492, 42916), (656, 32187), (984, 21458), (1968, 10729)]