21413914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 35392896

約数和(自身を除く): 13978982

約数列:

[1, 2, 17, 34, 43, 86, 97, 151, 194, 302, 731, 1462, 1649, 2567, 3298, 4171, 5134, 6493, 8342, 12986, 14647, 29294, 70907, 110381, 141814, 220762, 248999, 497998, 629821, 1259642, 10706957, 21413914]

約数ペア:

[(1, 21413914), (2, 10706957), (17, 1259642), (34, 629821), (43, 497998), (86, 248999), (97, 220762), (151, 141814), (194, 110381), (302, 70907), (731, 29294), (1462, 14647), (1649, 12986), (2567, 8342), (3298, 6493), (4171, 5134)]