21460404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{569}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 57456000

約数和(自身を除く): 35995596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 449, 569, 898, 1138, 1347, 1707, 1796, 2276, 2694, 3143, 3414, 3983, 5388, 6286, 6828, 7966, 9429, 11949, 12572, 15932, 18858, 23898, 37716, 47796, 255481, 510962, 766443, 1021924, 1532886, 1788367, 3065772, 3576734, 5365101, 7153468, 10730202, 21460404]

約数ペア:

[(1, 21460404), (2, 10730202), (3, 7153468), (4, 5365101), (6, 3576734), (7, 3065772), (12, 1788367), (14, 1532886), (21, 1021924), (28, 766443), (42, 510962), (84, 255481), (449, 47796), (569, 37716), (898, 23898), (1138, 18858), (1347, 15932), (1707, 12572), (1796, 11949), (2276, 9429), (2694, 7966), (3143, 6828), (3414, 6286), (3983, 5388)]