21936695888

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{997}}^1\times {\mathrm{14177}}^1$

素因数の和:15279

約数の個数: 40

約数和(自身を含む): 42986618472

約数和(自身を除く): 21049922584

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 997, 1552, 1994, 3988, 7976, 14177, 15952, 28354, 56708, 96709, 113416, 193418, 226832, 386836, 773672, 1375169, 1547344, 2750338, 5500676, 11001352, 14134469, 22002704, 28268938, 56537876, 113075752, 226151504, 1371043493, 2742086986, 5484173972, 10968347944, 21936695888]

約数ペア:

[(1, 21936695888), (2, 10968347944), (4, 5484173972), (8, 2742086986), (16, 1371043493), (97, 226151504), (194, 113075752), (388, 56537876), (776, 28268938), (997, 22002704), (1552, 14134469), (1994, 11001352), (3988, 5500676), (7976, 2750338), (14177, 1547344), (15952, 1375169), (28354, 773672), (56708, 386836), (96709, 226832), (113416, 193418)]