21375182

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1123}}^1$

素因数の和:1463

約数の個数: 16

約数和(自身を含む): 33234432

約数和(自身を除く): 11859250

約数列:

[1, 2, 31, 62, 307, 614, 1123, 2246, 9517, 19034, 34813, 69626, 344761, 689522, 10687591, 21375182]

約数ペア:

[(1, 21375182), (2, 10687591), (31, 689522), (62, 344761), (307, 69626), (614, 34813), (1123, 19034), (2246, 9517)]