21038398

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{11701}}^1$

素因数の和:11763

約数の個数: 16

約数和(自身を含む): 33701760

約数和(自身を除く): 12663362

約数列:

[1, 2, 29, 31, 58, 62, 899, 1798, 11701, 23402, 339329, 362731, 678658, 725462, 10519199, 21038398]

約数ペア:

[(1, 21038398), (2, 10519199), (29, 725462), (31, 678658), (58, 362731), (62, 339329), (899, 23402), (1798, 11701)]