21167772795

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{8941}}^1$

素因数の和:9058

約数の個数: 128

約数和(自身を含む): 43264972800

約数和(自身を除く): 22097200005

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 71, 95, 117, 135, 171, 195, 213, 247, 285, 351, 355, 513, 585, 639, 741, 855, 923, 1065, 1235, 1349, 1755, 1917, 2223, 2565, 2769, 3195, 3705, 4047, 4615, 6669, 6745, 8307, 8941, 9585, 11115, 12141, 13845, 17537, 20235, 24921, 26823, 33345, 36423, 41535, 44705, 52611, 60705, 80469, 87685, 116233, 124605, 134115, 157833, 169879, 182115, 241407, 263055, 348699, 402345, 473499, 509637, 581165, 634811, 789165, 849395, 1046097, 1207035, 1528911, 1743495, 1904433, 2208427, 2367495, 2548185, 3138291, 3174055, 4586733, 5230485, 5713299, 6625281, 7644555, 8252543, 9522165, 11042135, 12061409, 15691455, 17139897, 19875843, 22933665, 24757629, 28566495, 33126405, 36184227, 41262715, 59627529, 60307045, 74272887, 85699485, 99379215, 108552681, 123788145, 156798317, 180921135, 222818661, 298137645, 325658043, 371364435, 470394951, 542763405, 783991585, 1114093305, 1411184853, 1628290215, 2351974755, 4233554559, 7055924265, 21167772795]

約数ペア:

[(1, 21167772795), (3, 7055924265), (5, 4233554559), (9, 2351974755), (13, 1628290215), (15, 1411184853), (19, 1114093305), (27, 783991585), (39, 542763405), (45, 470394951), (57, 371364435), (65, 325658043), (71, 298137645), (95, 222818661), (117, 180921135), (135, 156798317), (171, 123788145), (195, 108552681), (213, 99379215), (247, 85699485), (285, 74272887), (351, 60307045), (355, 59627529), (513, 41262715), (585, 36184227), (639, 33126405), (741, 28566495), (855, 24757629), (923, 22933665), (1065, 19875843), (1235, 17139897), (1349, 15691455), (1755, 12061409), (1917, 11042135), (2223, 9522165), (2565, 8252543), (2769, 7644555), (3195, 6625281), (3705, 5713299), (4047, 5230485), (4615, 4586733), (6669, 3174055), (6745, 3138291), (8307, 2548185), (8941, 2367495), (9585, 2208427), (11115, 1904433), (12141, 1743495), (13845, 1528911), (17537, 1207035), (20235, 1046097), (24921, 849395), (26823, 789165), (33345, 634811), (36423, 581165), (41535, 509637), (44705, 473499), (52611, 402345), (60705, 348699), (80469, 263055), (87685, 241407), (116233, 182115), (124605, 169879), (134115, 157833)]