21993614144

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{11085491}}^1$

素因数の和:11085534

約数の個数: 28

約数和(自身を含む): 45051439488

約数和(自身を除く): 23057825344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 11085491, 22170982, 44341964, 88683928, 177367856, 343650221, 354735712, 687300442, 709471424, 1374600884, 2749201768, 5498403536, 10996807072, 21993614144]

約数ペア:

[(1, 21993614144), (2, 10996807072), (4, 5498403536), (8, 2749201768), (16, 1374600884), (31, 709471424), (32, 687300442), (62, 354735712), (64, 343650221), (124, 177367856), (248, 88683928), (496, 44341964), (992, 22170982), (1984, 11085491)]