21405498

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{48871}}^1$

素因数の和:48949

約数の個数: 16

約数和(自身を含む): 43398336

約数和(自身を除く): 21992838

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 48871, 97742, 146613, 293226, 3567583, 7135166, 10702749, 21405498]

約数ペア:

[(1, 21405498), (2, 10702749), (3, 7135166), (6, 3567583), (73, 293226), (146, 146613), (219, 97742), (438, 48871)]