21981366

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5843}}^1$

素因数の和:5881

約数の個数: 48

約数和(自身を含む): 54699840

約数和(自身を除く): 32718474

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5843, 11686, 17529, 35058, 52587, 64273, 105174, 111017, 128546, 192819, 222034, 333051, 385638, 578457, 666102, 999153, 1156914, 1221187, 1998306, 2442374, 3663561, 7327122, 10990683, 21981366]

約数ペア:

[(1, 21981366), (2, 10990683), (3, 7327122), (6, 3663561), (9, 2442374), (11, 1998306), (18, 1221187), (19, 1156914), (22, 999153), (33, 666102), (38, 578457), (57, 385638), (66, 333051), (99, 222034), (114, 192819), (171, 128546), (198, 111017), (209, 105174), (342, 64273), (418, 52587), (627, 35058), (1254, 17529), (1881, 11686), (3762, 5843)]