21988878

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^2\times {\mathrm{2677}}^1$

素因数の和:2756

約数の個数: 24

約数和(自身を含む): 45215352

約数和(自身を除く): 23226474

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 1369, 2677, 2738, 4107, 5354, 8031, 8214, 16062, 99049, 198098, 297147, 594294, 3664813, 7329626, 10994439, 21988878]

約数ペア:

[(1, 21988878), (2, 10994439), (3, 7329626), (6, 3664813), (37, 594294), (74, 297147), (111, 198098), (222, 99049), (1369, 16062), (2677, 8214), (2738, 8031), (4107, 5354)]