214021521

素因数分解:

$3^5\times 7^1\times {\mathrm{125821}}^1$

素因数の和:125843

約数の個数: 24

約数和(自身を含む): 366393664

約数和(自身を除く): 152372143

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 125821, 377463, 880747, 1132389, 2642241, 3397167, 7926723, 10191501, 23780169, 30574503, 71340507, 214021521]

約数ペア:

[(1, 214021521), (3, 71340507), (7, 30574503), (9, 23780169), (21, 10191501), (27, 7926723), (63, 3397167), (81, 2642241), (189, 1132389), (243, 880747), (567, 377463), (1701, 125821)]