21523502

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{827}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 43638912

約数和(自身を除く): 22115410

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 169, 182, 286, 338, 827, 1001, 1183, 1654, 1859, 2002, 2366, 3718, 5789, 9097, 10751, 11578, 13013, 18194, 21502, 26026, 63679, 75257, 118261, 127358, 139763, 150514, 236522, 279526, 827827, 978341, 1537393, 1655654, 1956682, 3074786, 10761751, 21523502]

約数ペア:

[(1, 21523502), (2, 10761751), (7, 3074786), (11, 1956682), (13, 1655654), (14, 1537393), (22, 978341), (26, 827827), (77, 279526), (91, 236522), (143, 150514), (154, 139763), (169, 127358), (182, 118261), (286, 75257), (338, 63679), (827, 26026), (1001, 21502), (1183, 18194), (1654, 13013), (1859, 11578), (2002, 10751), (2366, 9097), (3718, 5789)]