21615888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64333}}^1$

素因数の和:64351

約数の個数: 40

約数和(自身を含む): 63819328

約数和(自身を除く): 42203440

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64333, 128666, 192999, 257332, 385998, 450331, 514664, 771996, 900662, 1029328, 1350993, 1543992, 1801324, 2701986, 3087984, 3602648, 5403972, 7205296, 10807944, 21615888]

約数ペア:

[(1, 21615888), (2, 10807944), (3, 7205296), (4, 5403972), (6, 3602648), (7, 3087984), (8, 2701986), (12, 1801324), (14, 1543992), (16, 1350993), (21, 1029328), (24, 900662), (28, 771996), (42, 514664), (48, 450331), (56, 385998), (84, 257332), (112, 192999), (168, 128666), (336, 64333)]