21062932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 44089920

約数和(自身を除く): 23026988

約数列:

[1, 2, 4, 11, 17, 22, 29, 34, 44, 58, 68, 116, 187, 319, 374, 493, 638, 748, 971, 986, 1276, 1942, 1972, 3884, 5423, 10681, 10846, 16507, 21362, 21692, 28159, 33014, 42724, 56318, 66028, 112636, 181577, 309749, 363154, 478703, 619498, 726308, 957406, 1238996, 1914812, 5265733, 10531466, 21062932]

約数ペア:

[(1, 21062932), (2, 10531466), (4, 5265733), (11, 1914812), (17, 1238996), (22, 957406), (29, 726308), (34, 619498), (44, 478703), (58, 363154), (68, 309749), (116, 181577), (187, 112636), (319, 66028), (374, 56318), (493, 42724), (638, 33014), (748, 28159), (971, 21692), (986, 21362), (1276, 16507), (1942, 10846), (1972, 10681), (3884, 5423)]