21560110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15077}}^1$

素因数の和:15108

約数の個数: 32

約数和(自身を含む): 45595872

約数和(自身を除く): 24035762

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 15077, 30154, 75385, 150770, 165847, 196001, 331694, 392002, 829235, 980005, 1658470, 1960010, 2156011, 4312022, 10780055, 21560110]

約数ペア:

[(1, 21560110), (2, 10780055), (5, 4312022), (10, 2156011), (11, 1960010), (13, 1658470), (22, 980005), (26, 829235), (55, 392002), (65, 331694), (110, 196001), (130, 165847), (143, 150770), (286, 75385), (715, 30154), (1430, 15077)]