21310367782

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139999}}^1$

素因数の和:140077

約数の個数: 48

約数和(自身を含む): 38208240000

約数和(自身を除く): 16897872218

約数列:

[1, 2, 11, 17, 22, 34, 37, 74, 121, 187, 242, 374, 407, 629, 814, 1258, 2057, 4114, 4477, 6919, 8954, 13838, 76109, 139999, 152218, 279998, 1539989, 2379983, 3079978, 4759966, 5179963, 10359926, 16939879, 26179813, 33879758, 52359626, 56979593, 88059371, 113959186, 176118742, 287977943, 575955886, 626775523, 968653081, 1253551046, 1937306162, 10655183891, 21310367782]

約数ペア:

[(1, 21310367782), (2, 10655183891), (11, 1937306162), (17, 1253551046), (22, 968653081), (34, 626775523), (37, 575955886), (74, 287977943), (121, 176118742), (187, 113959186), (242, 88059371), (374, 56979593), (407, 52359626), (629, 33879758), (814, 26179813), (1258, 16939879), (2057, 10359926), (4114, 5179963), (4477, 4759966), (6919, 3079978), (8954, 2379983), (13838, 1539989), (76109, 279998), (139999, 152218)]