2021086072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1\times {\mathrm{601}}^1$

素因数の和:1016

約数の個数: 64

約数和(自身を含む): 4083004800

約数和(自身を除く): 2061918728

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 313, 316, 601, 626, 632, 1202, 1252, 1343, 2404, 2504, 2686, 4808, 5321, 5372, 10217, 10642, 10744, 20434, 21284, 24727, 40868, 42568, 47479, 49454, 81736, 94958, 98908, 188113, 189916, 197816, 376226, 379832, 420359, 752452, 807143, 840718, 1504904, 1614286, 1681436, 3197921, 3228572, 3362872, 6395842, 6457144, 12791684, 14860927, 25583368, 29721854, 59443708, 118887416, 252635759, 505271518, 1010543036, 2021086072]

約数ペア:

[(1, 2021086072), (2, 1010543036), (4, 505271518), (8, 252635759), (17, 118887416), (34, 59443708), (68, 29721854), (79, 25583368), (136, 14860927), (158, 12791684), (313, 6457144), (316, 6395842), (601, 3362872), (626, 3228572), (632, 3197921), (1202, 1681436), (1252, 1614286), (1343, 1504904), (2404, 840718), (2504, 807143), (2686, 752452), (4808, 420359), (5321, 379832), (5372, 376226), (10217, 197816), (10642, 189916), (10744, 188113), (20434, 98908), (21284, 94958), (24727, 81736), (40868, 49454), (42568, 47479)]