21150038

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1471}}^1$

素因数の和:1572

約数の個数: 32

約数和(自身を含む): 39567360

約数和(自身を除く): 18417322

約数列:

[1, 2, 7, 13, 14, 26, 79, 91, 158, 182, 553, 1027, 1106, 1471, 2054, 2942, 7189, 10297, 14378, 19123, 20594, 38246, 116209, 133861, 232418, 267722, 813463, 1510717, 1626926, 3021434, 10575019, 21150038]

約数ペア:

[(1, 21150038), (2, 10575019), (7, 3021434), (13, 1626926), (14, 1510717), (26, 813463), (79, 267722), (91, 232418), (158, 133861), (182, 116209), (553, 38246), (1027, 20594), (1106, 19123), (1471, 14378), (2054, 10297), (2942, 7189)]