21779472

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 69995520

約数和(自身を除く): 48216048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 19, 22, 24, 26, 33, 38, 39, 44, 48, 52, 57, 66, 76, 78, 88, 104, 114, 132, 143, 152, 156, 167, 176, 208, 209, 228, 247, 264, 286, 304, 312, 334, 418, 429, 456, 494, 501, 528, 572, 624, 627, 668, 741, 836, 858, 912, 988, 1002, 1144, 1254, 1336, 1482, 1672, 1716, 1837, 1976, 2004, 2171, 2288, 2508, 2672, 2717, 2964, 3173, 3344, 3432, 3674, 3952, 4008, 4342, 5016, 5434, 5511, 5928, 6346, 6513, 6864, 7348, 8016, 8151, 8684, 9519, 10032, 10868, 11022, 11856, 12692, 13026, 14696, 16302, 17368, 19038, 21736, 22044, 23881, 25384, 26052, 29392, 32604, 34736, 34903, 38076, 41249, 43472, 44088, 47762, 50768, 52104, 65208, 69806, 71643, 76152, 82498, 88176, 95524, 104208, 104709, 123747, 130416, 139612, 143286, 152304, 164996, 191048, 209418, 247494, 279224, 286572, 329992, 382096, 418836, 453739, 494988, 558448, 573144, 659984, 837672, 907478, 989976, 1146288, 1361217, 1675344, 1814956, 1979952, 2722434, 3629912, 5444868, 7259824, 10889736, 21779472]

約数ペア:

[(1, 21779472), (2, 10889736), (3, 7259824), (4, 5444868), (6, 3629912), (8, 2722434), (11, 1979952), (12, 1814956), (13, 1675344), (16, 1361217), (19, 1146288), (22, 989976), (24, 907478), (26, 837672), (33, 659984), (38, 573144), (39, 558448), (44, 494988), (48, 453739), (52, 418836), (57, 382096), (66, 329992), (76, 286572), (78, 279224), (88, 247494), (104, 209418), (114, 191048), (132, 164996), (143, 152304), (152, 143286), (156, 139612), (167, 130416), (176, 123747), (208, 104709), (209, 104208), (228, 95524), (247, 88176), (264, 82498), (286, 76152), (304, 71643), (312, 69806), (334, 65208), (418, 52104), (429, 50768), (456, 47762), (494, 44088), (501, 43472), (528, 41249), (572, 38076), (624, 34903), (627, 34736), (668, 32604), (741, 29392), (836, 26052), (858, 25384), (912, 23881), (988, 22044), (1002, 21736), (1144, 19038), (1254, 17368), (1336, 16302), (1482, 14696), (1672, 13026), (1716, 12692), (1837, 11856), (1976, 11022), (2004, 10868), (2171, 10032), (2288, 9519), (2508, 8684), (2672, 8151), (2717, 8016), (2964, 7348), (3173, 6864), (3344, 6513), (3432, 6346), (3674, 5928), (3952, 5511), (4008, 5434), (4342, 5016)]