21454865289

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{5581}}^1$

素因数の和:5743

約数の個数: 96

約数和(自身を含む): 38036194560

約数和(自身を除く): 16581329271

約数列:

[1, 3, 9, 11, 13, 29, 33, 39, 87, 99, 103, 117, 143, 261, 309, 319, 377, 429, 927, 957, 1131, 1133, 1287, 1339, 2871, 2987, 3393, 3399, 4017, 4147, 5581, 8961, 10197, 12051, 12441, 14729, 16743, 26883, 32857, 37323, 38831, 44187, 50229, 61391, 72553, 98571, 116493, 132561, 161849, 184173, 217659, 295713, 349479, 427141, 485547, 552519, 574843, 652977, 798083, 1281423, 1456641, 1724529, 1780339, 2104037, 2394249, 3844269, 5173587, 5341017, 6312111, 6323273, 7182747, 7472959, 16023051, 16670447, 18936333, 18969819, 22418877, 23144407, 50011341, 56909457, 67256631, 69433221, 82202549, 150034023, 183374917, 208299663, 216715811, 246607647, 550124751, 650147433, 739822941, 1650374253, 1950442299, 2383873921, 7151621763, 21454865289]

約数ペア:

[(1, 21454865289), (3, 7151621763), (9, 2383873921), (11, 1950442299), (13, 1650374253), (29, 739822941), (33, 650147433), (39, 550124751), (87, 246607647), (99, 216715811), (103, 208299663), (117, 183374917), (143, 150034023), (261, 82202549), (309, 69433221), (319, 67256631), (377, 56909457), (429, 50011341), (927, 23144407), (957, 22418877), (1131, 18969819), (1133, 18936333), (1287, 16670447), (1339, 16023051), (2871, 7472959), (2987, 7182747), (3393, 6323273), (3399, 6312111), (4017, 5341017), (4147, 5173587), (5581, 3844269), (8961, 2394249), (10197, 2104037), (12051, 1780339), (12441, 1724529), (14729, 1456641), (16743, 1281423), (26883, 798083), (32857, 652977), (37323, 574843), (38831, 552519), (44187, 485547), (50229, 427141), (61391, 349479), (72553, 295713), (98571, 217659), (116493, 184173), (132561, 161849)]