21839488

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{15511}}^1$

素因数の和:15536

約数の個数: 32

約数和(自身を含む): 47466720

約数和(自身を除く): 25627232

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 15511, 31022, 62044, 124088, 170621, 248176, 341242, 496352, 682484, 992704, 1364968, 1985408, 2729936, 5459872, 10919744, 21839488]

約数ペア:

[(1, 21839488), (2, 10919744), (4, 5459872), (8, 2729936), (11, 1985408), (16, 1364968), (22, 992704), (32, 682484), (44, 496352), (64, 341242), (88, 248176), (128, 170621), (176, 124088), (352, 62044), (704, 31022), (1408, 15511)]