21448812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 63221760

約数和(自身を除く): 41772948

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 139, 154, 167, 231, 278, 308, 334, 417, 462, 501, 556, 668, 834, 924, 973, 1002, 1169, 1529, 1668, 1837, 1946, 2004, 2338, 2919, 3058, 3507, 3674, 3892, 4587, 4676, 5511, 5838, 6116, 7014, 7348, 9174, 10703, 11022, 11676, 12859, 14028, 18348, 21406, 22044, 23213, 25718, 32109, 38577, 42812, 46426, 51436, 64218, 69639, 77154, 92852, 128436, 139278, 154308, 162491, 255343, 278556, 324982, 487473, 510686, 649964, 766029, 974946, 1021372, 1532058, 1787401, 1949892, 3064116, 3574802, 5362203, 7149604, 10724406, 21448812]

約数ペア:

[(1, 21448812), (2, 10724406), (3, 7149604), (4, 5362203), (6, 3574802), (7, 3064116), (11, 1949892), (12, 1787401), (14, 1532058), (21, 1021372), (22, 974946), (28, 766029), (33, 649964), (42, 510686), (44, 487473), (66, 324982), (77, 278556), (84, 255343), (132, 162491), (139, 154308), (154, 139278), (167, 128436), (231, 92852), (278, 77154), (308, 69639), (334, 64218), (417, 51436), (462, 46426), (501, 42812), (556, 38577), (668, 32109), (834, 25718), (924, 23213), (973, 22044), (1002, 21406), (1169, 18348), (1529, 14028), (1668, 12859), (1837, 11676), (1946, 11022), (2004, 10703), (2338, 9174), (2919, 7348), (3058, 7014), (3507, 6116), (3674, 5838), (3892, 5511), (4587, 4676)]