21325812

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{15727}}^1$

素因数の和:15847

約数の個数: 24

約数和(自身を含む): 50203776

約数和(自身を除く): 28877964

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 15727, 31454, 47181, 62908, 94362, 188724, 1777151, 3554302, 5331453, 7108604, 10662906, 21325812]

約数ペア:

[(1, 21325812), (2, 10662906), (3, 7108604), (4, 5331453), (6, 3554302), (12, 1777151), (113, 188724), (226, 94362), (339, 62908), (452, 47181), (678, 31454), (1356, 15727)]