2111551113

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{159857}}^1$

素因数の和:159921

約数の個数: 32

約数和(自身を含む): 3498971904

約数和(自身を除く): 1387420791

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 4403, 13209, 159857, 479571, 1118999, 2717569, 3356997, 5914709, 8152707, 17744127, 19022983, 41402963, 57068949, 100550053, 124208889, 301650159, 703850371, 2111551113]

約数ペア:

[(1, 2111551113), (3, 703850371), (7, 301650159), (17, 124208889), (21, 100550053), (37, 57068949), (51, 41402963), (111, 19022983), (119, 17744127), (259, 8152707), (357, 5914709), (629, 3356997), (777, 2717569), (1887, 1118999), (4403, 479571), (13209, 159857)]