21544962304

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{1021}}^1\times {\mathrm{2659}}^1$

素因数の和:3727

約数の個数: 72

約数和(自身を含む): 44453239040

約数和(自身を除く): 22908276736

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1021, 1984, 2042, 2659, 3968, 4084, 5318, 7936, 8168, 10636, 16336, 21272, 31651, 32672, 42544, 63302, 65344, 82429, 85088, 126604, 130688, 164858, 170176, 253208, 261376, 329716, 340352, 506416, 659432, 680704, 1012832, 1318864, 2025664, 2637728, 2714839, 4051328, 5275456, 5429678, 8102656, 10550912, 10859356, 21101824, 21718712, 43437424, 84160009, 86874848, 168320018, 173749696, 336640036, 347499392, 673280072, 694998784, 1346560144, 2693120288, 5386240576, 10772481152, 21544962304]

約数ペア:

[(1, 21544962304), (2, 10772481152), (4, 5386240576), (8, 2693120288), (16, 1346560144), (31, 694998784), (32, 673280072), (62, 347499392), (64, 336640036), (124, 173749696), (128, 168320018), (248, 86874848), (256, 84160009), (496, 43437424), (992, 21718712), (1021, 21101824), (1984, 10859356), (2042, 10550912), (2659, 8102656), (3968, 5429678), (4084, 5275456), (5318, 4051328), (7936, 2714839), (8168, 2637728), (10636, 2025664), (16336, 1318864), (21272, 1012832), (31651, 680704), (32672, 659432), (42544, 506416), (63302, 340352), (65344, 329716), (82429, 261376), (85088, 253208), (126604, 170176), (130688, 164858)]