2121201173

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{18311}}^1$

素因数の和:18417

約数の個数: 32

約数和(自身を含む): 2789283840

約数和(自身を除く): 668082667

約数列:

[1, 7, 13, 19, 67, 91, 133, 247, 469, 871, 1273, 1729, 6097, 8911, 16549, 18311, 115843, 128177, 238043, 347909, 1226837, 1666301, 2435363, 4522817, 8587859, 15948881, 23309903, 31659719, 111642167, 163169321, 303028739, 2121201173]

約数ペア:

[(1, 2121201173), (7, 303028739), (13, 163169321), (19, 111642167), (67, 31659719), (91, 23309903), (133, 15948881), (247, 8587859), (469, 4522817), (871, 2435363), (1273, 1666301), (1729, 1226837), (6097, 347909), (8911, 238043), (16549, 128177), (18311, 115843)]