21485088

素因数分解:

$2^5\times 3^7\times {\mathrm{307}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 63645120

約数和(自身を除く): 42160032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 307, 324, 432, 486, 614, 648, 729, 864, 921, 972, 1228, 1296, 1458, 1842, 1944, 2187, 2456, 2592, 2763, 2916, 3684, 3888, 4374, 4912, 5526, 5832, 7368, 7776, 8289, 8748, 9824, 11052, 11664, 14736, 16578, 17496, 22104, 23328, 24867, 29472, 33156, 34992, 44208, 49734, 66312, 69984, 74601, 88416, 99468, 132624, 149202, 198936, 223803, 265248, 298404, 397872, 447606, 596808, 671409, 795744, 895212, 1193616, 1342818, 1790424, 2387232, 2685636, 3580848, 5371272, 7161696, 10742544, 21485088]

約数ペア:

[(1, 21485088), (2, 10742544), (3, 7161696), (4, 5371272), (6, 3580848), (8, 2685636), (9, 2387232), (12, 1790424), (16, 1342818), (18, 1193616), (24, 895212), (27, 795744), (32, 671409), (36, 596808), (48, 447606), (54, 397872), (72, 298404), (81, 265248), (96, 223803), (108, 198936), (144, 149202), (162, 132624), (216, 99468), (243, 88416), (288, 74601), (307, 69984), (324, 66312), (432, 49734), (486, 44208), (614, 34992), (648, 33156), (729, 29472), (864, 24867), (921, 23328), (972, 22104), (1228, 17496), (1296, 16578), (1458, 14736), (1842, 11664), (1944, 11052), (2187, 9824), (2456, 8748), (2592, 8289), (2763, 7776), (2916, 7368), (3684, 5832), (3888, 5526), (4374, 4912)]