21999746832

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{5279}}^1$

素因数の和:5533

約数の個数: 160

約数和(自身を含む): 66205286400

約数和(自身を除く): 44205539568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 79, 84, 112, 157, 158, 168, 237, 314, 316, 336, 471, 474, 553, 628, 632, 942, 948, 1099, 1106, 1256, 1264, 1659, 1884, 1896, 2198, 2212, 2512, 3297, 3318, 3768, 3792, 4396, 4424, 5279, 6594, 6636, 7536, 8792, 8848, 10558, 12403, 13188, 13272, 15837, 17584, 21116, 24806, 26376, 26544, 31674, 36953, 37209, 42232, 49612, 52752, 63348, 73906, 74418, 84464, 86821, 99224, 110859, 126696, 147812, 148836, 173642, 198448, 221718, 253392, 260463, 295624, 297672, 347284, 417041, 443436, 520926, 591248, 595344, 694568, 828803, 834082, 886872, 1041852, 1251123, 1389136, 1657606, 1668164, 1773744, 2083704, 2486409, 2502246, 2919287, 3315212, 3336328, 4167408, 4972818, 5004492, 5801621, 5838574, 6630424, 6672656, 8757861, 9945636, 10008984, 11603242, 11677148, 13260848, 17404863, 17515722, 19891272, 20017968, 23206484, 23354296, 34809726, 35031444, 39782544, 46412968, 46708592, 65475437, 69619452, 70062888, 92825936, 130950874, 139238904, 140125776, 196426311, 261901748, 278477808, 392852622, 458328059, 523803496, 785705244, 916656118, 1047606992, 1374984177, 1571410488, 1833312236, 2749968354, 3142820976, 3666624472, 5499936708, 7333248944, 10999873416, 21999746832]

約数ペア:

[(1, 21999746832), (2, 10999873416), (3, 7333248944), (4, 5499936708), (6, 3666624472), (7, 3142820976), (8, 2749968354), (12, 1833312236), (14, 1571410488), (16, 1374984177), (21, 1047606992), (24, 916656118), (28, 785705244), (42, 523803496), (48, 458328059), (56, 392852622), (79, 278477808), (84, 261901748), (112, 196426311), (157, 140125776), (158, 139238904), (168, 130950874), (237, 92825936), (314, 70062888), (316, 69619452), (336, 65475437), (471, 46708592), (474, 46412968), (553, 39782544), (628, 35031444), (632, 34809726), (942, 23354296), (948, 23206484), (1099, 20017968), (1106, 19891272), (1256, 17515722), (1264, 17404863), (1659, 13260848), (1884, 11677148), (1896, 11603242), (2198, 10008984), (2212, 9945636), (2512, 8757861), (3297, 6672656), (3318, 6630424), (3768, 5838574), (3792, 5801621), (4396, 5004492), (4424, 4972818), (5279, 4167408), (6594, 3336328), (6636, 3315212), (7536, 2919287), (8792, 2502246), (8848, 2486409), (10558, 2083704), (12403, 1773744), (13188, 1668164), (13272, 1657606), (15837, 1389136), (17584, 1251123), (21116, 1041852), (24806, 886872), (26376, 834082), (26544, 828803), (31674, 694568), (36953, 595344), (37209, 591248), (42232, 520926), (49612, 443436), (52752, 417041), (63348, 347284), (73906, 297672), (74418, 295624), (84464, 260463), (86821, 253392), (99224, 221718), (110859, 198448), (126696, 173642), (147812, 148836)]