21640752

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{3067}}^1$

素因数の和:3095

約数の個数: 90

約数和(自身を含む): 70475028

約数和(自身を除く): 48834276

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3067, 3528, 6134, 7056, 9201, 12268, 18402, 21469, 24536, 27603, 36804, 42938, 49072, 55206, 64407, 73608, 85876, 110412, 128814, 147216, 150283, 171752, 193221, 220824, 257628, 300566, 343504, 386442, 441648, 450849, 515256, 601132, 772884, 901698, 1030512, 1202264, 1352547, 1545768, 1803396, 2404528, 2705094, 3091536, 3606792, 5410188, 7213584, 10820376, 21640752]

約数ペア:

[(1, 21640752), (2, 10820376), (3, 7213584), (4, 5410188), (6, 3606792), (7, 3091536), (8, 2705094), (9, 2404528), (12, 1803396), (14, 1545768), (16, 1352547), (18, 1202264), (21, 1030512), (24, 901698), (28, 772884), (36, 601132), (42, 515256), (48, 450849), (49, 441648), (56, 386442), (63, 343504), (72, 300566), (84, 257628), (98, 220824), (112, 193221), (126, 171752), (144, 150283), (147, 147216), (168, 128814), (196, 110412), (252, 85876), (294, 73608), (336, 64407), (392, 55206), (441, 49072), (504, 42938), (588, 36804), (784, 27603), (882, 24536), (1008, 21469), (1176, 18402), (1764, 12268), (2352, 9201), (3067, 7056), (3528, 6134)]