21497706

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{25411}}^1$

素因数の和:25466

約数の個数: 24

約数和(自身を含む): 47571264

約数和(自身を除く): 26073558

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 25411, 50822, 76233, 152466, 228699, 457398, 1194317, 2388634, 3582951, 7165902, 10748853, 21497706]

約数ペア:

[(1, 21497706), (2, 10748853), (3, 7165902), (6, 3582951), (9, 2388634), (18, 1194317), (47, 457398), (94, 228699), (141, 152466), (282, 76233), (423, 50822), (846, 25411)]