21626654

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49831}}^1$

素因数の和:49871

約数の個数: 16

約数和(自身を含む): 38270976

約数和(自身を除く): 16644322

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49831, 99662, 348817, 697634, 1544761, 3089522, 10813327, 21626654]

約数ペア:

[(1, 21626654), (2, 10813327), (7, 3089522), (14, 1544761), (31, 697634), (62, 348817), (217, 99662), (434, 49831)]