21099530184080

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{931958047}}^1$

素因数の和:931958343

約数の個数: 40

約数和(自身を含む): 49229751927552

約数和(自身を除く): 28130221743472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 2264, 2830, 4528, 5660, 11320, 22640, 931958047, 1863916094, 3727832188, 4659790235, 7455664376, 9319580470, 14911328752, 18639160940, 37278321880, 74556643760, 263744127301, 527488254602, 1054976509204, 1318720636505, 2109953018408, 2637441273010, 4219906036816, 5274882546020, 10549765092040, 21099530184080]

約数ペア:

[(1, 21099530184080), (2, 10549765092040), (4, 5274882546020), (5, 4219906036816), (8, 2637441273010), (10, 2109953018408), (16, 1318720636505), (20, 1054976509204), (40, 527488254602), (80, 263744127301), (283, 74556643760), (566, 37278321880), (1132, 18639160940), (1415, 14911328752), (2264, 9319580470), (2830, 7455664376), (4528, 4659790235), (5660, 3727832188), (11320, 1863916094), (22640, 931958047)]