21387351552

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{1989151}}^1$

素因数の和:1989179

約数の個数: 80

約数和(自身を含む): 65116879872

約数和(自身を除く): 43729528320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 10752, 1989151, 3978302, 5967453, 7956604, 11934906, 13924057, 15913208, 23869812, 27848114, 31826416, 41772171, 47739624, 55696228, 63652832, 83544342, 95479248, 111392456, 127305664, 167088684, 190958496, 222784912, 254611328, 334177368, 381916992, 445569824, 509222656, 668354736, 763833984, 891139648, 1018445312, 1336709472, 1527667968, 1782279296, 2673418944, 3055335936, 3564558592, 5346837888, 7129117184, 10693675776, 21387351552]

約数ペア:

[(1, 21387351552), (2, 10693675776), (3, 7129117184), (4, 5346837888), (6, 3564558592), (7, 3055335936), (8, 2673418944), (12, 1782279296), (14, 1527667968), (16, 1336709472), (21, 1018445312), (24, 891139648), (28, 763833984), (32, 668354736), (42, 509222656), (48, 445569824), (56, 381916992), (64, 334177368), (84, 254611328), (96, 222784912), (112, 190958496), (128, 167088684), (168, 127305664), (192, 111392456), (224, 95479248), (256, 83544342), (336, 63652832), (384, 55696228), (448, 47739624), (512, 41772171), (672, 31826416), (768, 27848114), (896, 23869812), (1344, 15913208), (1536, 13924057), (1792, 11934906), (2688, 7956604), (3584, 5967453), (5376, 3978302), (10752, 1989151)]