21845614

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 38840256

約数和(自身を除く): 16994642

約数列:

[1, 2, 7, 14, 37, 74, 181, 233, 259, 362, 466, 518, 1267, 1631, 2534, 3262, 6697, 8621, 13394, 17242, 42173, 46879, 60347, 84346, 93758, 120694, 295211, 590422, 1560401, 3120802, 10922807, 21845614]

約数ペア:

[(1, 21845614), (2, 10922807), (7, 3120802), (14, 1560401), (37, 590422), (74, 295211), (181, 120694), (233, 93758), (259, 84346), (362, 60347), (466, 46879), (518, 42173), (1267, 17242), (1631, 13394), (2534, 8621), (3262, 6697)]