21015776

素因数分解:

$2^5\times {\mathrm{761}}^1\times {\mathrm{863}}^1$

素因数の和:1634

約数の個数: 24

約数和(自身を含む): 41477184

約数和(自身を除く): 20461408

約数列:

[1, 2, 4, 8, 16, 32, 761, 863, 1522, 1726, 3044, 3452, 6088, 6904, 12176, 13808, 24352, 27616, 656743, 1313486, 2626972, 5253944, 10507888, 21015776]

約数ペア:

[(1, 21015776), (2, 10507888), (4, 5253944), (8, 2626972), (16, 1313486), (32, 656743), (761, 27616), (863, 24352), (1522, 13808), (1726, 12176), (3044, 6904), (3452, 6088)]