21499832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1399}}^1$

素因数の和:1535

約数の個数: 32

約数和(自身を含む): 43092000

約数和(自身を除く): 21592168

約数列:

[1, 2, 4, 8, 17, 34, 68, 113, 136, 226, 452, 904, 1399, 1921, 2798, 3842, 5596, 7684, 11192, 15368, 23783, 47566, 95132, 158087, 190264, 316174, 632348, 1264696, 2687479, 5374958, 10749916, 21499832]

約数ペア:

[(1, 21499832), (2, 10749916), (4, 5374958), (8, 2687479), (17, 1264696), (34, 632348), (68, 316174), (113, 190264), (136, 158087), (226, 95132), (452, 47566), (904, 23783), (1399, 15368), (1921, 11192), (2798, 7684), (3842, 5596)]