21426888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127541}}^1$

素因数の和:127557

約数の個数: 32

約数和(自身を含む): 61220160

約数和(自身を除く): 39793272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127541, 255082, 382623, 510164, 765246, 892787, 1020328, 1530492, 1785574, 2678361, 3060984, 3571148, 5356722, 7142296, 10713444, 21426888]

約数ペア:

[(1, 21426888), (2, 10713444), (3, 7142296), (4, 5356722), (6, 3571148), (7, 3060984), (8, 2678361), (12, 1785574), (14, 1530492), (21, 1020328), (24, 892787), (28, 765246), (42, 510164), (56, 382623), (84, 255082), (168, 127541)]