2021029376

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{571}}^1$

素因数の和:843

約数の個数: 80

約数和(自身を含む): 4194398208

約数和(自身を除く): 2173368832

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 223, 248, 256, 446, 496, 512, 571, 892, 992, 1142, 1784, 1984, 2284, 3568, 3968, 4568, 6913, 7136, 7936, 9136, 13826, 14272, 15872, 17701, 18272, 27652, 28544, 35402, 36544, 55304, 57088, 70804, 73088, 110608, 114176, 127333, 141608, 146176, 221216, 254666, 283216, 292352, 442432, 509332, 566432, 884864, 1018664, 1132864, 1769728, 2037328, 2265728, 3539456, 3947323, 4074656, 4531456, 7894646, 8149312, 9062912, 15789292, 16298624, 31578584, 32597248, 63157168, 65194496, 126314336, 252628672, 505257344, 1010514688, 2021029376]

約数ペア:

[(1, 2021029376), (2, 1010514688), (4, 505257344), (8, 252628672), (16, 126314336), (31, 65194496), (32, 63157168), (62, 32597248), (64, 31578584), (124, 16298624), (128, 15789292), (223, 9062912), (248, 8149312), (256, 7894646), (446, 4531456), (496, 4074656), (512, 3947323), (571, 3539456), (892, 2265728), (992, 2037328), (1142, 1769728), (1784, 1132864), (1984, 1018664), (2284, 884864), (3568, 566432), (3968, 509332), (4568, 442432), (6913, 292352), (7136, 283216), (7936, 254666), (9136, 221216), (13826, 146176), (14272, 141608), (15872, 127333), (17701, 114176), (18272, 110608), (27652, 73088), (28544, 70804), (35402, 57088), (36544, 55304)]