21384864

素因数分解:

$2^5\times 3^3\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 63685440

約数和(自身を除く): 42300576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 72, 96, 106, 108, 144, 159, 212, 216, 288, 318, 424, 432, 467, 477, 636, 848, 864, 934, 954, 1272, 1401, 1431, 1696, 1868, 1908, 2544, 2802, 2862, 3736, 3816, 4203, 5088, 5604, 5724, 7472, 7632, 8406, 11208, 11448, 12609, 14944, 15264, 16812, 22416, 22896, 24751, 25218, 33624, 44832, 45792, 49502, 50436, 67248, 74253, 99004, 100872, 134496, 148506, 198008, 201744, 222759, 297012, 396016, 403488, 445518, 594024, 668277, 792032, 891036, 1188048, 1336554, 1782072, 2376096, 2673108, 3564144, 5346216, 7128288, 10692432, 21384864]

約数ペア:

[(1, 21384864), (2, 10692432), (3, 7128288), (4, 5346216), (6, 3564144), (8, 2673108), (9, 2376096), (12, 1782072), (16, 1336554), (18, 1188048), (24, 891036), (27, 792032), (32, 668277), (36, 594024), (48, 445518), (53, 403488), (54, 396016), (72, 297012), (96, 222759), (106, 201744), (108, 198008), (144, 148506), (159, 134496), (212, 100872), (216, 99004), (288, 74253), (318, 67248), (424, 50436), (432, 49502), (467, 45792), (477, 44832), (636, 33624), (848, 25218), (864, 24751), (934, 22896), (954, 22416), (1272, 16812), (1401, 15264), (1431, 14944), (1696, 12609), (1868, 11448), (1908, 11208), (2544, 8406), (2802, 7632), (2862, 7472), (3736, 5724), (3816, 5604), (4203, 5088)]