21104904

素因数分解:

$2^3\times 3^1\times {\mathrm{879371}}^1$

素因数の和:879380

約数の個数: 16

約数和(自身を含む): 52762320

約数和(自身を除く): 31657416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 879371, 1758742, 2638113, 3517484, 5276226, 7034968, 10552452, 21104904]

約数ペア:

[(1, 21104904), (2, 10552452), (3, 7034968), (4, 5276226), (6, 3517484), (8, 2638113), (12, 1758742), (24, 879371)]