21219612

素因数分解:

$2^2\times 3^1\times {\mathrm{1217}}^1\times {\mathrm{1453}}^1$

素因数の和:2677

約数の個数: 24

約数和(自身を含む): 49587216

約数和(自身を除く): 28367604

約数列:

[1, 2, 3, 4, 6, 12, 1217, 1453, 2434, 2906, 3651, 4359, 4868, 5812, 7302, 8718, 14604, 17436, 1768301, 3536602, 5304903, 7073204, 10609806, 21219612]

約数ペア:

[(1, 21219612), (2, 10609806), (3, 7073204), (4, 5304903), (6, 3536602), (12, 1768301), (1217, 17436), (1453, 14604), (2434, 8718), (2906, 7302), (3651, 5812), (4359, 4868)]