21083968

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10627}}^1$

素因数の和:10670

約数の個数: 28

約数和(自身を含む): 43192192

約数和(自身を除く): 22108224

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10627, 21254, 42508, 85016, 170032, 329437, 340064, 658874, 680128, 1317748, 2635496, 5270992, 10541984, 21083968]

約数ペア:

[(1, 21083968), (2, 10541984), (4, 5270992), (8, 2635496), (16, 1317748), (31, 680128), (32, 658874), (62, 340064), (64, 329437), (124, 170032), (248, 85016), (496, 42508), (992, 21254), (1984, 10627)]