21080052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3637}}^1$

素因数の和:3677

約数の個数: 72

約数和(自身を含む): 63563136

約数和(自身を除く): 42483084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3637, 5796, 7274, 10911, 14548, 21822, 25459, 32733, 43644, 50918, 65466, 76377, 83651, 101836, 130932, 152754, 167302, 229131, 250953, 305508, 334604, 458262, 501906, 585557, 752859, 916524, 1003812, 1171114, 1505718, 1756671, 2342228, 3011436, 3513342, 5270013, 7026684, 10540026, 21080052]

約数ペア:

[(1, 21080052), (2, 10540026), (3, 7026684), (4, 5270013), (6, 3513342), (7, 3011436), (9, 2342228), (12, 1756671), (14, 1505718), (18, 1171114), (21, 1003812), (23, 916524), (28, 752859), (36, 585557), (42, 501906), (46, 458262), (63, 334604), (69, 305508), (84, 250953), (92, 229131), (126, 167302), (138, 152754), (161, 130932), (207, 101836), (252, 83651), (276, 76377), (322, 65466), (414, 50918), (483, 43644), (644, 32733), (828, 25459), (966, 21822), (1449, 14548), (1932, 10911), (2898, 7274), (3637, 5796)]