21346162655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1\times {\mathrm{3041}}^1$

素因数の和:5099

約数の個数: 32

約数和(自身を含む): 27715296960

約数和(自身を除く): 6369134305

約数列:

[1, 5, 19, 37, 95, 185, 703, 1997, 3041, 3515, 9985, 15205, 37943, 57779, 73889, 112517, 189715, 288895, 369445, 562585, 1403891, 2137823, 6072877, 7019455, 10689115, 30364385, 115384663, 224696449, 576923315, 1123482245, 4269232531, 21346162655]

約数ペア:

[(1, 21346162655), (5, 4269232531), (19, 1123482245), (37, 576923315), (95, 224696449), (185, 115384663), (703, 30364385), (1997, 10689115), (3041, 7019455), (3515, 6072877), (9985, 2137823), (15205, 1403891), (37943, 562585), (57779, 369445), (73889, 288895), (112517, 189715)]