21491816184

素因数分解:

$2^3\times 3^5\times {\mathrm{2297}}^1\times {\mathrm{4813}}^1$

素因数の和:7131

約数の個数: 96

約数和(自身を含む): 60401643120

約数和(自身を除く): 38909826936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 2297, 4594, 4813, 6891, 9188, 9626, 13782, 14439, 18376, 19252, 20673, 27564, 28878, 38504, 41346, 43317, 55128, 57756, 62019, 82692, 86634, 115512, 124038, 129951, 165384, 173268, 186057, 248076, 259902, 346536, 372114, 389853, 496152, 519804, 558171, 744228, 779706, 1039608, 1116342, 1169559, 1488456, 1559412, 2232684, 2339118, 3118824, 4465368, 4678236, 9356472, 11055461, 22110922, 33166383, 44221844, 66332766, 88443688, 99499149, 132665532, 198998298, 265331064, 298497447, 397996596, 596994894, 795993192, 895492341, 1193989788, 1790984682, 2387979576, 2686477023, 3581969364, 5372954046, 7163938728, 10745908092, 21491816184]

約数ペア:

[(1, 21491816184), (2, 10745908092), (3, 7163938728), (4, 5372954046), (6, 3581969364), (8, 2686477023), (9, 2387979576), (12, 1790984682), (18, 1193989788), (24, 895492341), (27, 795993192), (36, 596994894), (54, 397996596), (72, 298497447), (81, 265331064), (108, 198998298), (162, 132665532), (216, 99499149), (243, 88443688), (324, 66332766), (486, 44221844), (648, 33166383), (972, 22110922), (1944, 11055461), (2297, 9356472), (4594, 4678236), (4813, 4465368), (6891, 3118824), (9188, 2339118), (9626, 2232684), (13782, 1559412), (14439, 1488456), (18376, 1169559), (19252, 1116342), (20673, 1039608), (27564, 779706), (28878, 744228), (38504, 558171), (41346, 519804), (43317, 496152), (55128, 389853), (57756, 372114), (62019, 346536), (82692, 259902), (86634, 248076), (115512, 186057), (124038, 173268), (129951, 165384)]