21167375696

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{2203}}^1$

素因数の和:2500

約数の個数: 80

約数和(自身を含む): 42745680768

約数和(自身を除く): 21578305072

約数列:

[1, 2, 4, 8, 16, 41, 82, 97, 151, 164, 194, 302, 328, 388, 604, 656, 776, 1208, 1552, 2203, 2416, 3977, 4406, 6191, 7954, 8812, 12382, 14647, 15908, 17624, 24764, 29294, 31816, 35248, 49528, 58588, 63632, 90323, 99056, 117176, 180646, 213691, 234352, 332653, 361292, 427382, 600527, 665306, 722584, 854764, 1201054, 1330612, 1445168, 1709528, 2402108, 2661224, 3419056, 4804216, 5322448, 8761331, 9608432, 13638773, 17522662, 27277546, 32267341, 35045324, 54555092, 64534682, 70090648, 109110184, 129069364, 140181296, 218220368, 258138728, 516277456, 1322960981, 2645921962, 5291843924, 10583687848, 21167375696]

約数ペア:

[(1, 21167375696), (2, 10583687848), (4, 5291843924), (8, 2645921962), (16, 1322960981), (41, 516277456), (82, 258138728), (97, 218220368), (151, 140181296), (164, 129069364), (194, 109110184), (302, 70090648), (328, 64534682), (388, 54555092), (604, 35045324), (656, 32267341), (776, 27277546), (1208, 17522662), (1552, 13638773), (2203, 9608432), (2416, 8761331), (3977, 5322448), (4406, 4804216), (6191, 3419056), (7954, 2661224), (8812, 2402108), (12382, 1709528), (14647, 1445168), (15908, 1330612), (17624, 1201054), (24764, 854764), (29294, 722584), (31816, 665306), (35248, 600527), (49528, 427382), (58588, 361292), (63632, 332653), (90323, 234352), (99056, 213691), (117176, 180646)]