21068778

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{499}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 43776000

約数和(自身を除く): 22707222

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 227, 454, 499, 681, 998, 1362, 1497, 2994, 7037, 14074, 15469, 21111, 30938, 42222, 46407, 92814, 113273, 226546, 339819, 679638, 3511463, 7022926, 10534389, 21068778]

約数ペア:

[(1, 21068778), (2, 10534389), (3, 7022926), (6, 3511463), (31, 679638), (62, 339819), (93, 226546), (186, 113273), (227, 92814), (454, 46407), (499, 42222), (681, 30938), (998, 21111), (1362, 15469), (1497, 14074), (2994, 7037)]