21041927856

素因数分解:

$2^4\times 3^2\times {\mathrm{167}}^1\times {\mathrm{857}}^1\times {\mathrm{1021}}^1$

素因数の和:2059

約数の個数: 120

約数和(自身を含む): 59368012704

約数和(自身を除く): 38326084848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 167, 334, 501, 668, 857, 1002, 1021, 1336, 1503, 1714, 2004, 2042, 2571, 2672, 3006, 3063, 3428, 4008, 4084, 5142, 6012, 6126, 6856, 7713, 8016, 8168, 9189, 10284, 12024, 12252, 13712, 15426, 16336, 18378, 20568, 24048, 24504, 30852, 36756, 41136, 49008, 61704, 73512, 123408, 143119, 147024, 170507, 286238, 341014, 429357, 511521, 572476, 682028, 858714, 874997, 1023042, 1144952, 1288071, 1364056, 1534563, 1717428, 1749994, 2046084, 2289904, 2576142, 2624991, 2728112, 3069126, 3434856, 3499988, 4092168, 5152284, 5249982, 6138252, 6869712, 6999976, 7874973, 8184336, 10304568, 10499964, 12276504, 13999952, 15749946, 20609136, 20999928, 24553008, 31499892, 41999856, 62999784, 125999568, 146124499, 292248998, 438373497, 584497996, 876746994, 1168995992, 1315120491, 1753493988, 2337991984, 2630240982, 3506987976, 5260481964, 7013975952, 10520963928, 21041927856]

約数ペア:

[(1, 21041927856), (2, 10520963928), (3, 7013975952), (4, 5260481964), (6, 3506987976), (8, 2630240982), (9, 2337991984), (12, 1753493988), (16, 1315120491), (18, 1168995992), (24, 876746994), (36, 584497996), (48, 438373497), (72, 292248998), (144, 146124499), (167, 125999568), (334, 62999784), (501, 41999856), (668, 31499892), (857, 24553008), (1002, 20999928), (1021, 20609136), (1336, 15749946), (1503, 13999952), (1714, 12276504), (2004, 10499964), (2042, 10304568), (2571, 8184336), (2672, 7874973), (3006, 6999976), (3063, 6869712), (3428, 6138252), (4008, 5249982), (4084, 5152284), (5142, 4092168), (6012, 3499988), (6126, 3434856), (6856, 3069126), (7713, 2728112), (8016, 2624991), (8168, 2576142), (9189, 2289904), (10284, 2046084), (12024, 1749994), (12252, 1717428), (13712, 1534563), (15426, 1364056), (16336, 1288071), (18378, 1144952), (20568, 1023042), (24048, 874997), (24504, 858714), (30852, 682028), (36756, 572476), (41136, 511521), (49008, 429357), (61704, 341014), (73512, 286238), (123408, 170507), (143119, 147024)]