21379911552

素因数分解:

$2^7\times 3^3\times {\mathrm{17}}^1\times {\mathrm{363901}}^1$

素因数の和:363941

約数の個数: 128

約数和(自身を含む): 66812407200

約数和(自身を除く): 45432495648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 272, 288, 306, 384, 408, 432, 459, 544, 576, 612, 816, 864, 918, 1088, 1152, 1224, 1632, 1728, 1836, 2176, 2448, 3264, 3456, 3672, 4896, 6528, 7344, 9792, 14688, 19584, 29376, 58752, 363901, 727802, 1091703, 1455604, 2183406, 2911208, 3275109, 4366812, 5822416, 6186317, 6550218, 8733624, 9825327, 11644832, 12372634, 13100436, 17467248, 18558951, 19650654, 23289664, 24745268, 26200872, 34934496, 37117902, 39301308, 46579328, 49490536, 52401744, 55676853, 69868992, 74235804, 78602616, 98981072, 104803488, 111353706, 139737984, 148471608, 157205232, 167030559, 197962144, 209606976, 222707412, 296943216, 314410464, 334061118, 395924288, 419213952, 445414824, 593886432, 628820928, 668122236, 791848576, 890829648, 1187772864, 1257641856, 1336244472, 1781659296, 2375545728, 2672488944, 3563318592, 5344977888, 7126637184, 10689955776, 21379911552]

約数ペア:

[(1, 21379911552), (2, 10689955776), (3, 7126637184), (4, 5344977888), (6, 3563318592), (8, 2672488944), (9, 2375545728), (12, 1781659296), (16, 1336244472), (17, 1257641856), (18, 1187772864), (24, 890829648), (27, 791848576), (32, 668122236), (34, 628820928), (36, 593886432), (48, 445414824), (51, 419213952), (54, 395924288), (64, 334061118), (68, 314410464), (72, 296943216), (96, 222707412), (102, 209606976), (108, 197962144), (128, 167030559), (136, 157205232), (144, 148471608), (153, 139737984), (192, 111353706), (204, 104803488), (216, 98981072), (272, 78602616), (288, 74235804), (306, 69868992), (384, 55676853), (408, 52401744), (432, 49490536), (459, 46579328), (544, 39301308), (576, 37117902), (612, 34934496), (816, 26200872), (864, 24745268), (918, 23289664), (1088, 19650654), (1152, 18558951), (1224, 17467248), (1632, 13100436), (1728, 12372634), (1836, 11644832), (2176, 9825327), (2448, 8733624), (3264, 6550218), (3456, 6186317), (3672, 5822416), (4896, 4366812), (6528, 3275109), (7344, 2911208), (9792, 2183406), (14688, 1455604), (19584, 1091703), (29376, 727802), (58752, 363901)]