21866656

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 52641792

約数和(自身を除く): 30775136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 47, 56, 62, 67, 94, 112, 124, 134, 188, 217, 224, 248, 268, 329, 376, 434, 469, 496, 536, 658, 752, 868, 938, 992, 1072, 1316, 1457, 1504, 1736, 1876, 2077, 2144, 2632, 2914, 3149, 3472, 3752, 4154, 5264, 5828, 6298, 6944, 7504, 8308, 10199, 10528, 11656, 12596, 14539, 15008, 16616, 20398, 22043, 23312, 25192, 29078, 33232, 40796, 44086, 46624, 50384, 58156, 66464, 81592, 88172, 97619, 100768, 116312, 163184, 176344, 195238, 232624, 326368, 352688, 390476, 465248, 683333, 705376, 780952, 1366666, 1561904, 2733332, 3123808, 5466664, 10933328, 21866656]

約数ペア:

[(1, 21866656), (2, 10933328), (4, 5466664), (7, 3123808), (8, 2733332), (14, 1561904), (16, 1366666), (28, 780952), (31, 705376), (32, 683333), (47, 465248), (56, 390476), (62, 352688), (67, 326368), (94, 232624), (112, 195238), (124, 176344), (134, 163184), (188, 116312), (217, 100768), (224, 97619), (248, 88172), (268, 81592), (329, 66464), (376, 58156), (434, 50384), (469, 46624), (496, 44086), (536, 40796), (658, 33232), (752, 29078), (868, 25192), (938, 23312), (992, 22043), (1072, 20398), (1316, 16616), (1457, 15008), (1504, 14539), (1736, 12596), (1876, 11656), (2077, 10528), (2144, 10199), (2632, 8308), (2914, 7504), (3149, 6944), (3472, 6298), (3752, 5828), (4154, 5264)]