21206822

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 39547200

約数和(自身を除く): 18340378

約数列:

[1, 2, 7, 13, 14, 26, 91, 109, 182, 218, 763, 1069, 1417, 1526, 2138, 2834, 7483, 9919, 13897, 14966, 19838, 27794, 97279, 116521, 194558, 233042, 815647, 1514773, 1631294, 3029546, 10603411, 21206822]

約数ペア:

[(1, 21206822), (2, 10603411), (7, 3029546), (13, 1631294), (14, 1514773), (26, 815647), (91, 233042), (109, 194558), (182, 116521), (218, 97279), (763, 27794), (1069, 19838), (1417, 14966), (1526, 13897), (2138, 9919), (2834, 7483)]