21386297858

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{1543}}^1\times {\mathrm{147449}}^1$

素因数の和:149041

約数の個数: 16

約数和(自身を含む): 32783443200

約数和(自身を除く): 11397145342

約数列:

[1, 2, 47, 94, 1543, 3086, 72521, 145042, 147449, 294898, 6930103, 13860206, 227513807, 455027614, 10693148929, 21386297858]

約数ペア:

[(1, 21386297858), (2, 10693148929), (47, 455027614), (94, 227513807), (1543, 13860206), (3086, 6930103), (72521, 294898), (145042, 147449)]