21336309

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3769}}^1$

素因数の和:3829

約数の個数: 24

約数和(自身を含む): 33522840

約数和(自身を除く): 12186531

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 3769, 5661, 11307, 33921, 64073, 139453, 192219, 418359, 576657, 1255077, 2370701, 7112103, 21336309]

約数ペア:

[(1, 21336309), (3, 7112103), (9, 2370701), (17, 1255077), (37, 576657), (51, 418359), (111, 192219), (153, 139453), (333, 64073), (629, 33921), (1887, 11307), (3769, 5661)]