21962776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 48638880

約数和(自身を除く): 26676104

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 53, 68, 88, 106, 136, 187, 212, 277, 374, 424, 554, 583, 748, 901, 1108, 1166, 1496, 1802, 2216, 2332, 3047, 3604, 4664, 4709, 6094, 7208, 9418, 9911, 12188, 14681, 18836, 19822, 24376, 29362, 37672, 39644, 51799, 58724, 79288, 103598, 117448, 161491, 207196, 249577, 322982, 414392, 499154, 645964, 998308, 1291928, 1996616, 2745347, 5490694, 10981388, 21962776]

約数ペア:

[(1, 21962776), (2, 10981388), (4, 5490694), (8, 2745347), (11, 1996616), (17, 1291928), (22, 998308), (34, 645964), (44, 499154), (53, 414392), (68, 322982), (88, 249577), (106, 207196), (136, 161491), (187, 117448), (212, 103598), (277, 79288), (374, 58724), (424, 51799), (554, 39644), (583, 37672), (748, 29362), (901, 24376), (1108, 19822), (1166, 18836), (1496, 14681), (1802, 12188), (2216, 9911), (2332, 9418), (3047, 7208), (3604, 6094), (4664, 4709)]