21275776

素因数分解:

$2^7\times {\mathrm{359}}^1\times {\mathrm{463}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 42595200

約数和(自身を除く): 21319424

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 359, 463, 718, 926, 1436, 1852, 2872, 3704, 5744, 7408, 11488, 14816, 22976, 29632, 45952, 59264, 166217, 332434, 664868, 1329736, 2659472, 5318944, 10637888, 21275776]

約数ペア:

[(1, 21275776), (2, 10637888), (4, 5318944), (8, 2659472), (16, 1329736), (32, 664868), (64, 332434), (128, 166217), (359, 59264), (463, 45952), (718, 29632), (926, 22976), (1436, 14816), (1852, 11488), (2872, 7408), (3704, 5744)]