21656167488

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{32779}}^1$

素因数の和:32865

約数の個数: 168

約数和(自身を含む): 65809652480

約数和(自身を除く): 44153484992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 37, 48, 62, 64, 72, 74, 93, 96, 111, 124, 144, 148, 186, 192, 222, 248, 279, 288, 296, 333, 372, 444, 496, 558, 576, 592, 666, 744, 888, 992, 1116, 1147, 1184, 1332, 1488, 1776, 1984, 2232, 2294, 2368, 2664, 2976, 3441, 3552, 4464, 4588, 5328, 5952, 6882, 7104, 8928, 9176, 10323, 10656, 13764, 17856, 18352, 20646, 21312, 27528, 32779, 36704, 41292, 55056, 65558, 73408, 82584, 98337, 110112, 131116, 165168, 196674, 220224, 262232, 295011, 330336, 393348, 524464, 590022, 660672, 786696, 1016149, 1048928, 1180044, 1212823, 1573392, 2032298, 2097856, 2360088, 2425646, 3048447, 3146784, 3638469, 4064596, 4720176, 4851292, 6096894, 6293568, 7276938, 8129192, 9145341, 9440352, 9702584, 10915407, 12193788, 14553876, 16258384, 18290682, 18880704, 19405168, 21830814, 24387576, 29107752, 32516768, 36581364, 37597513, 38810336, 43661628, 48775152, 58215504, 65033536, 73162728, 75195026, 77620672, 87323256, 97550304, 112792539, 116431008, 146325456, 150390052, 174646512, 195100608, 225585078, 232862016, 292650912, 300780104, 338377617, 349293024, 451170156, 585301824, 601560208, 676755234, 698586048, 902340312, 1203120416, 1353510468, 1804680624, 2406240832, 2707020936, 3609361248, 5414041872, 7218722496, 10828083744, 21656167488]

約数ペア:

[(1, 21656167488), (2, 10828083744), (3, 7218722496), (4, 5414041872), (6, 3609361248), (8, 2707020936), (9, 2406240832), (12, 1804680624), (16, 1353510468), (18, 1203120416), (24, 902340312), (31, 698586048), (32, 676755234), (36, 601560208), (37, 585301824), (48, 451170156), (62, 349293024), (64, 338377617), (72, 300780104), (74, 292650912), (93, 232862016), (96, 225585078), (111, 195100608), (124, 174646512), (144, 150390052), (148, 146325456), (186, 116431008), (192, 112792539), (222, 97550304), (248, 87323256), (279, 77620672), (288, 75195026), (296, 73162728), (333, 65033536), (372, 58215504), (444, 48775152), (496, 43661628), (558, 38810336), (576, 37597513), (592, 36581364), (666, 32516768), (744, 29107752), (888, 24387576), (992, 21830814), (1116, 19405168), (1147, 18880704), (1184, 18290682), (1332, 16258384), (1488, 14553876), (1776, 12193788), (1984, 10915407), (2232, 9702584), (2294, 9440352), (2368, 9145341), (2664, 8129192), (2976, 7276938), (3441, 6293568), (3552, 6096894), (4464, 4851292), (4588, 4720176), (5328, 4064596), (5952, 3638469), (6882, 3146784), (7104, 3048447), (8928, 2425646), (9176, 2360088), (10323, 2097856), (10656, 2032298), (13764, 1573392), (17856, 1212823), (18352, 1180044), (20646, 1048928), (21312, 1016149), (27528, 786696), (32779, 660672), (36704, 590022), (41292, 524464), (55056, 393348), (65558, 330336), (73408, 295011), (82584, 262232), (98337, 220224), (110112, 196674), (131116, 165168)]