21473508735

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{960139}}^1$

素因数の和:960228

約数の個数: 48

約数和(自身を含む): 43137169920

約数和(自身を除く): 21663661185

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 2485, 3195, 4473, 7455, 22365, 960139, 2880417, 4800695, 6720973, 8641251, 14402085, 20162919, 33604865, 43206255, 60488757, 68169869, 100814595, 204509607, 302443785, 340849345, 477189083, 613528821, 1022548035, 1431567249, 2385945415, 3067644105, 4294701747, 7157836245, 21473508735]

約数ペア:

[(1, 21473508735), (3, 7157836245), (5, 4294701747), (7, 3067644105), (9, 2385945415), (15, 1431567249), (21, 1022548035), (35, 613528821), (45, 477189083), (63, 340849345), (71, 302443785), (105, 204509607), (213, 100814595), (315, 68169869), (355, 60488757), (497, 43206255), (639, 33604865), (1065, 20162919), (1491, 14402085), (2485, 8641251), (3195, 6720973), (4473, 4800695), (7455, 2880417), (22365, 960139)]