21040398

素因数分解:

$2^1\times 3^6\times {\mathrm{14431}}^1$

素因数の和:14451

約数の個数: 28

約数和(自身を含む): 47322528

約数和(自身を除く): 26282130

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 14431, 28862, 43293, 86586, 129879, 259758, 389637, 779274, 1168911, 2337822, 3506733, 7013466, 10520199, 21040398]

約数ペア:

[(1, 21040398), (2, 10520199), (3, 7013466), (6, 3506733), (9, 2337822), (18, 1168911), (27, 779274), (54, 389637), (81, 259758), (162, 129879), (243, 86586), (486, 43293), (729, 28862), (1458, 14431)]