21862227184

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{238921}}^1$

素因数の和:238998

約数の個数: 80

約数和(自身を含む): 52142337280

約数和(自身を除く): 30280110096

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 43, 56, 76, 86, 112, 133, 152, 172, 266, 301, 304, 344, 532, 602, 688, 817, 1064, 1204, 1634, 2128, 2408, 3268, 4816, 5719, 6536, 11438, 13072, 22876, 45752, 91504, 238921, 477842, 955684, 1672447, 1911368, 3344894, 3822736, 4539499, 6689788, 9078998, 10273603, 13379576, 18157996, 20547206, 26759152, 31776493, 36315992, 41094412, 63552986, 71915221, 72631984, 82188824, 127105972, 143830442, 164377648, 195198457, 254211944, 287660884, 390396914, 508423888, 575321768, 780793828, 1150643536, 1366389199, 1561587656, 2732778398, 3123175312, 5465556796, 10931113592, 21862227184]

約数ペア:

[(1, 21862227184), (2, 10931113592), (4, 5465556796), (7, 3123175312), (8, 2732778398), (14, 1561587656), (16, 1366389199), (19, 1150643536), (28, 780793828), (38, 575321768), (43, 508423888), (56, 390396914), (76, 287660884), (86, 254211944), (112, 195198457), (133, 164377648), (152, 143830442), (172, 127105972), (266, 82188824), (301, 72631984), (304, 71915221), (344, 63552986), (532, 41094412), (602, 36315992), (688, 31776493), (817, 26759152), (1064, 20547206), (1204, 18157996), (1634, 13379576), (2128, 10273603), (2408, 9078998), (3268, 6689788), (4816, 4539499), (5719, 3822736), (6536, 3344894), (11438, 1911368), (13072, 1672447), (22876, 955684), (45752, 477842), (91504, 238921)]