21057594

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206447}}^1$

素因数の和:206469

約数の個数: 16

約数和(自身を含む): 44592768

約数和(自身を除く): 23535174

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206447, 412894, 619341, 1238682, 3509599, 7019198, 10528797, 21057594]

約数ペア:

[(1, 21057594), (2, 10528797), (3, 7019198), (6, 3509599), (17, 1238682), (34, 619341), (51, 412894), (102, 206447)]