21096828

素因数分解:

$2^2\times 3^3\times {\mathrm{195341}}^1$

素因数の和:195354

約数の個数: 24

約数和(自身を含む): 54695760

約数和(自身を除く): 33598932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195341, 390682, 586023, 781364, 1172046, 1758069, 2344092, 3516138, 5274207, 7032276, 10548414, 21096828]

約数ペア:

[(1, 21096828), (2, 10548414), (3, 7032276), (4, 5274207), (6, 3516138), (9, 2344092), (12, 1758069), (18, 1172046), (27, 781364), (36, 586023), (54, 390682), (108, 195341)]