21942106

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{653}}^1$

素因数の和:1025

約数の個数: 16

約数和(自身を含む): 33691464

約数和(自身を除く): 11749358

約数列:

[1, 2, 53, 106, 317, 634, 653, 1306, 16801, 33602, 34609, 69218, 207001, 414002, 10971053, 21942106]

約数ペア:

[(1, 21942106), (2, 10971053), (53, 414002), (106, 207001), (317, 69218), (634, 34609), (653, 33602), (1306, 16801)]