21908398

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{7127}}^1$

素因数の和:7211

約数の個数: 16

約数和(自身を含む): 34642080

約数和(自身を除く): 12733682

約数列:

[1, 2, 29, 53, 58, 106, 1537, 3074, 7127, 14254, 206683, 377731, 413366, 755462, 10954199, 21908398]

約数ペア:

[(1, 21908398), (2, 10954199), (29, 755462), (53, 413366), (58, 377731), (106, 206683), (1537, 14254), (3074, 7127)]