21491634

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{45341}}^1$

素因数の和:45425

約数の個数: 16

約数和(自身を含む): 43528320

約数和(自身を除く): 22036686

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 45341, 90682, 136023, 272046, 3581939, 7163878, 10745817, 21491634]

約数ペア:

[(1, 21491634), (2, 10745817), (3, 7163878), (6, 3581939), (79, 272046), (158, 136023), (237, 90682), (474, 45341)]