21259352

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 41158800

約数和(自身を除く): 19899448

約数列:

[1, 2, 4, 8, 59, 73, 118, 146, 236, 292, 472, 584, 617, 1234, 2468, 4307, 4936, 8614, 17228, 34456, 36403, 45041, 72806, 90082, 145612, 180164, 291224, 360328, 2657419, 5314838, 10629676, 21259352]

約数ペア:

[(1, 21259352), (2, 10629676), (4, 5314838), (8, 2657419), (59, 360328), (73, 291224), (118, 180164), (146, 145612), (236, 90082), (292, 72806), (472, 45041), (584, 36403), (617, 34456), (1234, 17228), (2468, 8614), (4307, 4936)]