21552018

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 43956864

約数和(自身を除く): 22404846

約数列:

[1, 2, 3, 6, 137, 157, 167, 274, 314, 334, 411, 471, 501, 822, 942, 1002, 21509, 22879, 26219, 43018, 45758, 52438, 64527, 68637, 78657, 129054, 137274, 157314, 3592003, 7184006, 10776009, 21552018]

約数ペア:

[(1, 21552018), (2, 10776009), (3, 7184006), (6, 3592003), (137, 157314), (157, 137274), (167, 129054), (274, 78657), (314, 68637), (334, 64527), (411, 52438), (471, 45758), (501, 43018), (822, 26219), (942, 22879), (1002, 21509)]