2021981507

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{376603}}^1$

素因数の和:376682

約数の個数: 16

約数和(自身を含む): 2530778880

約数和(自身を除く): 508797373

約数列:

[1, 7, 13, 59, 91, 413, 767, 5369, 376603, 2636221, 4895839, 22219577, 34270873, 155537039, 288854501, 2021981507]

約数ペア:

[(1, 2021981507), (7, 288854501), (13, 155537039), (59, 34270873), (91, 22219577), (413, 4895839), (767, 2636221), (5369, 376603)]