21715344

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:234

約数の個数: 160

約数和(自身を含む): 73328640

約数和(自身を除く): 51613296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 43, 48, 54, 56, 63, 72, 84, 86, 108, 112, 126, 129, 144, 167, 168, 172, 189, 216, 252, 258, 301, 334, 336, 344, 378, 387, 432, 501, 504, 516, 602, 668, 688, 756, 774, 903, 1002, 1008, 1032, 1161, 1169, 1204, 1336, 1503, 1512, 1548, 1806, 2004, 2064, 2322, 2338, 2408, 2672, 2709, 3006, 3024, 3096, 3507, 3612, 4008, 4509, 4644, 4676, 4816, 5418, 6012, 6192, 7014, 7181, 7224, 8016, 8127, 9018, 9288, 9352, 10521, 10836, 12024, 14028, 14362, 14448, 16254, 18036, 18576, 18704, 21042, 21543, 21672, 24048, 28056, 28724, 31563, 32508, 36072, 42084, 43086, 43344, 50267, 56112, 57448, 63126, 64629, 65016, 72144, 84168, 86172, 100534, 114896, 126252, 129258, 130032, 150801, 168336, 172344, 193887, 201068, 252504, 258516, 301602, 344688, 387774, 402136, 452403, 505008, 517032, 603204, 775548, 804272, 904806, 1034064, 1206408, 1357209, 1551096, 1809612, 2412816, 2714418, 3102192, 3619224, 5428836, 7238448, 10857672, 21715344]

約数ペア:

[(1, 21715344), (2, 10857672), (3, 7238448), (4, 5428836), (6, 3619224), (7, 3102192), (8, 2714418), (9, 2412816), (12, 1809612), (14, 1551096), (16, 1357209), (18, 1206408), (21, 1034064), (24, 904806), (27, 804272), (28, 775548), (36, 603204), (42, 517032), (43, 505008), (48, 452403), (54, 402136), (56, 387774), (63, 344688), (72, 301602), (84, 258516), (86, 252504), (108, 201068), (112, 193887), (126, 172344), (129, 168336), (144, 150801), (167, 130032), (168, 129258), (172, 126252), (189, 114896), (216, 100534), (252, 86172), (258, 84168), (301, 72144), (334, 65016), (336, 64629), (344, 63126), (378, 57448), (387, 56112), (432, 50267), (501, 43344), (504, 43086), (516, 42084), (602, 36072), (668, 32508), (688, 31563), (756, 28724), (774, 28056), (903, 24048), (1002, 21672), (1008, 21543), (1032, 21042), (1161, 18704), (1169, 18576), (1204, 18036), (1336, 16254), (1503, 14448), (1512, 14362), (1548, 14028), (1806, 12024), (2004, 10836), (2064, 10521), (2322, 9352), (2338, 9288), (2408, 9018), (2672, 8127), (2709, 8016), (3006, 7224), (3024, 7181), (3096, 7014), (3507, 6192), (3612, 6012), (4008, 5418), (4509, 4816), (4644, 4676)]