21028116

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103079}}^1$

素因数の和:103103

約数の個数: 24

約数和(自身を含む): 51952320

約数和(自身を除く): 30924204

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 103079, 206158, 309237, 412316, 618474, 1236948, 1752343, 3504686, 5257029, 7009372, 10514058, 21028116]

約数ペア:

[(1, 21028116), (2, 10514058), (3, 7009372), (4, 5257029), (6, 3504686), (12, 1752343), (17, 1236948), (34, 618474), (51, 412316), (68, 309237), (102, 206158), (204, 103079)]