21031608004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1319}}^1\times {\mathrm{21317}}^1$

素因数の和:22668

約数の個数: 48

約数和(自身を含む): 42547317120

約数和(自身を除く): 21515709116

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 1319, 2638, 5276, 14509, 21317, 22423, 29018, 42634, 44846, 58036, 85268, 89692, 234487, 246653, 362389, 468974, 493306, 724778, 937948, 986612, 1449556, 3986279, 7972558, 15945116, 28117123, 56234246, 112468492, 309288353, 477991091, 618576706, 955982182, 1237153412, 1911964364, 5257902001, 10515804002, 21031608004]

約数ペア:

[(1, 21031608004), (2, 10515804002), (4, 5257902001), (11, 1911964364), (17, 1237153412), (22, 955982182), (34, 618576706), (44, 477991091), (68, 309288353), (187, 112468492), (374, 56234246), (748, 28117123), (1319, 15945116), (2638, 7972558), (5276, 3986279), (14509, 1449556), (21317, 986612), (22423, 937948), (29018, 724778), (42634, 493306), (44846, 468974), (58036, 362389), (85268, 246653), (89692, 234487)]