221721636

素因数分解:

$2^2\times 3^1\times {\mathrm{269}}^1\times {\mathrm{68687}}^1$

素因数の和:68963

約数の個数: 24

約数和(自身を含む): 519281280

約数和(自身を除く): 297559644

約数列:

[1, 2, 3, 4, 6, 12, 269, 538, 807, 1076, 1614, 3228, 68687, 137374, 206061, 274748, 412122, 824244, 18476803, 36953606, 55430409, 73907212, 110860818, 221721636]

約数ペア:

[(1, 221721636), (2, 110860818), (3, 73907212), (4, 55430409), (6, 36953606), (12, 18476803), (269, 824244), (538, 412122), (807, 274748), (1076, 206061), (1614, 137374), (3228, 68687)]