21593528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4159}}^1$

素因数の和:4235

約数の個数: 32

約数和(自身を含む): 44928000

約数和(自身を除く): 23334472

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 4159, 5192, 8318, 16636, 33272, 45749, 91498, 182996, 245381, 365992, 490762, 981524, 1963048, 2699191, 5398382, 10796764, 21593528]

約数ペア:

[(1, 21593528), (2, 10796764), (4, 5398382), (8, 2699191), (11, 1963048), (22, 981524), (44, 490762), (59, 365992), (88, 245381), (118, 182996), (236, 91498), (472, 45749), (649, 33272), (1298, 16636), (2596, 8318), (4159, 5192)]