21242836610

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1069}}^1\times {\mathrm{15647}}^1$

素因数の和:16850

約数の個数: 32

約数和(自身を含む): 38576701440

約数和(自身を除く): 17333864830

約数列:

[1, 2, 5, 10, 127, 254, 635, 1069, 1270, 2138, 5345, 10690, 15647, 31294, 78235, 135763, 156470, 271526, 678815, 1357630, 1987169, 3974338, 9935845, 16726643, 19871690, 33453286, 83633215, 167266430, 2124283661, 4248567322, 10621418305, 21242836610]

約数ペア:

[(1, 21242836610), (2, 10621418305), (5, 4248567322), (10, 2124283661), (127, 167266430), (254, 83633215), (635, 33453286), (1069, 19871690), (1270, 16726643), (2138, 9935845), (5345, 3974338), (10690, 1987169), (15647, 1357630), (31294, 678815), (78235, 271526), (135763, 156470)]