21265566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16333}}^1$

素因数の和:16376

約数の個数: 32

約数和(自身を含む): 50178048

約数和(自身を除く): 28912482

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 16333, 32666, 48999, 97998, 114331, 228662, 342993, 506323, 685986, 1012646, 1518969, 3037938, 3544261, 7088522, 10632783, 21265566]

約数ペア:

[(1, 21265566), (2, 10632783), (3, 7088522), (6, 3544261), (7, 3037938), (14, 1518969), (21, 1012646), (31, 685986), (42, 506323), (62, 342993), (93, 228662), (186, 114331), (217, 97998), (434, 48999), (651, 32666), (1302, 16333)]