21093228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{3467}}^1$

素因数の和:3503

約数の個数: 54

約数和(自身を含む): 57752604

約数和(自身を除く): 36659376

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 3467, 6084, 6934, 10401, 13868, 20802, 31203, 41604, 45071, 62406, 90142, 124812, 135213, 180284, 270426, 405639, 540852, 585923, 811278, 1171846, 1622556, 1757769, 2343692, 3515538, 5273307, 7031076, 10546614, 21093228]

約数ペア:

[(1, 21093228), (2, 10546614), (3, 7031076), (4, 5273307), (6, 3515538), (9, 2343692), (12, 1757769), (13, 1622556), (18, 1171846), (26, 811278), (36, 585923), (39, 540852), (52, 405639), (78, 270426), (117, 180284), (156, 135213), (169, 124812), (234, 90142), (338, 62406), (468, 45071), (507, 41604), (676, 31203), (1014, 20802), (1521, 13868), (2028, 10401), (3042, 6934), (3467, 6084)]