2021942169

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1920173}}^1$

素因数の和:1920198

約数の個数: 20

約数和(自身を含む): 3252774756

約数和(自身を除く): 1230832587

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1920173, 5760519, 17281557, 24962249, 51844671, 74886747, 155534013, 224660241, 673980723, 2021942169]

約数ペア:

[(1, 2021942169), (3, 673980723), (9, 224660241), (13, 155534013), (27, 74886747), (39, 51844671), (81, 24962249), (117, 17281557), (351, 5760519), (1053, 1920173)]