21103617584

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1\times {\mathrm{5209}}^1$

素因数の和:5878

約数の個数: 80

約数和(自身を含む): 47584722240

約数和(自身を除く): 26481104656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 593, 854, 976, 1186, 1708, 2372, 3416, 4151, 4744, 5209, 6832, 8302, 9488, 10418, 16604, 20836, 33208, 36173, 36463, 41672, 66416, 72346, 72926, 83344, 144692, 145852, 253211, 289384, 291704, 317749, 506422, 578768, 583408, 635498, 1012844, 1270996, 2025688, 2224243, 2541992, 3088937, 4051376, 4448486, 5083984, 6177874, 8896972, 12355748, 17793944, 21622559, 24711496, 35587888, 43245118, 49422992, 86490236, 172980472, 188425157, 345960944, 376850314, 753700628, 1318976099, 1507401256, 2637952198, 3014802512, 5275904396, 10551808792, 21103617584]

約数ペア:

[(1, 21103617584), (2, 10551808792), (4, 5275904396), (7, 3014802512), (8, 2637952198), (14, 1507401256), (16, 1318976099), (28, 753700628), (56, 376850314), (61, 345960944), (112, 188425157), (122, 172980472), (244, 86490236), (427, 49422992), (488, 43245118), (593, 35587888), (854, 24711496), (976, 21622559), (1186, 17793944), (1708, 12355748), (2372, 8896972), (3416, 6177874), (4151, 5083984), (4744, 4448486), (5209, 4051376), (6832, 3088937), (8302, 2541992), (9488, 2224243), (10418, 2025688), (16604, 1270996), (20836, 1012844), (33208, 635498), (36173, 583408), (36463, 578768), (41672, 506422), (66416, 317749), (72346, 291704), (72926, 289384), (83344, 253211), (144692, 145852)]