21482448

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:396

約数の個数: 80

約数和(自身を含む): 60412800

約数和(自身を除く): 38930352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 173, 199, 208, 312, 346, 398, 519, 597, 624, 692, 796, 1038, 1194, 1384, 1592, 2076, 2249, 2388, 2587, 2768, 3184, 4152, 4498, 4776, 5174, 6747, 7761, 8304, 8996, 9552, 10348, 13494, 15522, 17992, 20696, 26988, 31044, 34427, 35984, 41392, 53976, 62088, 68854, 103281, 107952, 124176, 137708, 206562, 275416, 413124, 447551, 550832, 826248, 895102, 1342653, 1652496, 1790204, 2685306, 3580408, 5370612, 7160816, 10741224, 21482448]

約数ペア:

[(1, 21482448), (2, 10741224), (3, 7160816), (4, 5370612), (6, 3580408), (8, 2685306), (12, 1790204), (13, 1652496), (16, 1342653), (24, 895102), (26, 826248), (39, 550832), (48, 447551), (52, 413124), (78, 275416), (104, 206562), (156, 137708), (173, 124176), (199, 107952), (208, 103281), (312, 68854), (346, 62088), (398, 53976), (519, 41392), (597, 35984), (624, 34427), (692, 31044), (796, 26988), (1038, 20696), (1194, 17992), (1384, 15522), (1592, 13494), (2076, 10348), (2249, 9552), (2388, 8996), (2587, 8304), (2768, 7761), (3184, 6747), (4152, 5174), (4498, 4776)]