21079655104

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{199739}}^1$

素因数の和:199865

約数の個数: 56

約数和(自身を含む): 44747352720

約数和(自身を除く): 23667697616

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 97, 136, 194, 272, 388, 544, 776, 1088, 1552, 1649, 3104, 3298, 6208, 6596, 13192, 26384, 52768, 105536, 199739, 399478, 798956, 1597912, 3195824, 3395563, 6391648, 6791126, 12783296, 13582252, 19374683, 27164504, 38749366, 54329008, 77498732, 108658016, 154997464, 217316032, 309994928, 329369611, 619989856, 658739222, 1239979712, 1317478444, 2634956888, 5269913776, 10539827552, 21079655104]

約数ペア:

[(1, 21079655104), (2, 10539827552), (4, 5269913776), (8, 2634956888), (16, 1317478444), (17, 1239979712), (32, 658739222), (34, 619989856), (64, 329369611), (68, 309994928), (97, 217316032), (136, 154997464), (194, 108658016), (272, 77498732), (388, 54329008), (544, 38749366), (776, 27164504), (1088, 19374683), (1552, 13582252), (1649, 12783296), (3104, 6791126), (3298, 6391648), (6208, 3395563), (6596, 3195824), (13192, 1597912), (26384, 798956), (52768, 399478), (105536, 199739)]