21787136657

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{195581}}^1$

素因数の和:195665

約数の個数: 32

約数和(自身を含む): 27600531840

約数和(自身を除く): 5813395183

約数列:

[1, 11, 13, 19, 41, 143, 209, 247, 451, 533, 779, 2717, 5863, 8569, 10127, 111397, 195581, 2151391, 2542553, 3716039, 8018821, 27968083, 40876429, 48308507, 88207031, 104244673, 152357599, 531393577, 1146691403, 1675933589, 1980648787, 21787136657]

約数ペア:

[(1, 21787136657), (11, 1980648787), (13, 1675933589), (19, 1146691403), (41, 531393577), (143, 152357599), (209, 104244673), (247, 88207031), (451, 48308507), (533, 40876429), (779, 27968083), (2717, 8018821), (5863, 3716039), (8569, 2542553), (10127, 2151391), (111397, 195581)]