21110347854

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{537241}}^1$

素因数の和:537345

約数の個数: 48

約数和(自身を含む): 47771558640

約数和(自身を除く): 26661210786

約数列:

[1, 2, 3, 6, 9, 18, 37, 59, 74, 111, 118, 177, 222, 333, 354, 531, 666, 1062, 2183, 4366, 6549, 13098, 19647, 39294, 537241, 1074482, 1611723, 3223446, 4835169, 9670338, 19877917, 31697219, 39755834, 59633751, 63394438, 95091657, 119267502, 178901253, 190183314, 285274971, 357802506, 570549942, 1172797103, 2345594206, 3518391309, 7036782618, 10555173927, 21110347854]

約数ペア:

[(1, 21110347854), (2, 10555173927), (3, 7036782618), (6, 3518391309), (9, 2345594206), (18, 1172797103), (37, 570549942), (59, 357802506), (74, 285274971), (111, 190183314), (118, 178901253), (177, 119267502), (222, 95091657), (333, 63394438), (354, 59633751), (531, 39755834), (666, 31697219), (1062, 19877917), (2183, 9670338), (4366, 4835169), (6549, 3223446), (13098, 1611723), (19647, 1074482), (39294, 537241)]