21167138272

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{18701}}^1$

素因数の和:18912

約数の個数: 96

約数和(自身を含む): 49466640384

約数和(自身を除く): 28299502112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 163, 217, 224, 248, 326, 434, 496, 652, 868, 992, 1141, 1304, 1736, 2282, 2608, 3472, 4564, 5053, 5216, 6944, 9128, 10106, 18256, 18701, 20212, 35371, 36512, 37402, 40424, 70742, 74804, 80848, 130907, 141484, 149608, 161696, 261814, 282968, 299216, 523628, 565936, 579731, 598432, 1047256, 1131872, 1159462, 2094512, 2318924, 3048263, 4058117, 4189024, 4637848, 6096526, 8116234, 9275696, 12193052, 16232468, 18551392, 21337841, 24386104, 32464936, 42675682, 48772208, 64929872, 85351364, 94496153, 97544416, 129859744, 170702728, 188992306, 341405456, 377984612, 661473071, 682810912, 755969224, 1322946142, 1511938448, 2645892284, 3023876896, 5291784568, 10583569136, 21167138272]

約数ペア:

[(1, 21167138272), (2, 10583569136), (4, 5291784568), (7, 3023876896), (8, 2645892284), (14, 1511938448), (16, 1322946142), (28, 755969224), (31, 682810912), (32, 661473071), (56, 377984612), (62, 341405456), (112, 188992306), (124, 170702728), (163, 129859744), (217, 97544416), (224, 94496153), (248, 85351364), (326, 64929872), (434, 48772208), (496, 42675682), (652, 32464936), (868, 24386104), (992, 21337841), (1141, 18551392), (1304, 16232468), (1736, 12193052), (2282, 9275696), (2608, 8116234), (3472, 6096526), (4564, 4637848), (5053, 4189024), (5216, 4058117), (6944, 3048263), (9128, 2318924), (10106, 2094512), (18256, 1159462), (18701, 1131872), (20212, 1047256), (35371, 598432), (36512, 579731), (37402, 565936), (40424, 523628), (70742, 299216), (74804, 282968), (80848, 261814), (130907, 161696), (141484, 149608)]