21000359623

素因数分解:

${\mathrm{71}}^1\times {\mathrm{79}}^2\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 21867221376

約数和(自身を除く): 866861753

約数列:

[1, 71, 79, 83, 571, 5609, 5893, 6241, 6557, 40541, 45109, 47393, 443111, 465547, 518003, 3202739, 3364903, 3563611, 3744047, 36778213, 253016381, 265827337, 295779713, 21000359623]

約数ペア:

[(1, 21000359623), (71, 295779713), (79, 265827337), (83, 253016381), (571, 36778213), (5609, 3744047), (5893, 3563611), (6241, 3364903), (6557, 3202739), (40541, 518003), (45109, 465547), (47393, 443111)]