21544508

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8563}}^1$

素因数の和:8621

約数の個数: 24

約数和(自身を含む): 41004432

約数和(自身を除く): 19459924

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 8563, 17126, 34252, 145571, 291142, 316831, 582284, 633662, 1267324, 5386127, 10772254, 21544508]

約数ペア:

[(1, 21544508), (2, 10772254), (4, 5386127), (17, 1267324), (34, 633662), (37, 582284), (68, 316831), (74, 291142), (148, 145571), (629, 34252), (1258, 17126), (2516, 8563)]