21063695.000000000

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:705

約数の個数: 96

約数和(自身を含む): 531468000

約数和(自身を除く): 308635208

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 73, 91, 98, 104, 146, 182, 196, 292, 364, 392, 511, 584, 599, 637, 728, 949, 1022, 1198, 1274, 1898, 2044, 2396, 2548, 3577, 3796, 4088, 4193, 4792, 5096, 6643, 7154, 7592, 7787, 8386, 13286, 14308, 15574, 16772, 26572, 28616, 29351, 31148, 33544, 43727, 46501, 53144, 54509, 58702, 62296, 87454, 93002, 109018, 117404, 174908, 186004, 218036, 234808, 306089, 349816, 372008, 381563, 436072, 568451, 612178, 763126, 1136902, 1224356, 1526252, 2142623, 2273804, 2448712, 3052504, 3979157, 4285246, 4547608, 7958314, 8570492, 15916628, 17140984, 27854099, 31833256, 55708198, 111416396, 222832792]

約数ペア:

[(1, 222832792), (2, 111416396), (4, 55708198), (7, 31833256), (8, 27854099), (13, 17140984), (14, 15916628), (26, 8570492), (28, 7958314), (49, 4547608), (52, 4285246), (56, 3979157), (73, 3052504), (91, 2448712), (98, 2273804), (104, 2142623), (146, 1526252), (182, 1224356), (196, 1136902), (292, 763126), (364, 612178), (392, 568451), (511, 436072), (584, 381563), (599, 372008), (637, 349816), (728, 306089), (949, 234808), (1022, 218036), (1198, 186004), (1274, 174908), (1898, 117404), (2044, 109018), (2396, 93002), (2548, 87454), (3577, 62296), (3796, 58702), (4088, 54509), (4193, 53144), (4792, 46501), (5096, 43727), (6643, 33544), (7154, 31148), (7592, 29351), (7787, 28616), (8386, 26572), (13286, 16772), (14308, 15574)]