21715696657

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 24382425600

約数和(自身を除く): 2666728943

約数列:

[1, 17, 19, 323, 389, 401, 431, 6613, 6817, 7327, 7391, 7619, 8189, 125647, 129523, 139213, 155989, 167659, 172831, 2651813, 2850203, 2938127, 2963791, 3185521, 3283789, 50384447, 54153857, 55824413, 67231259, 1142931403, 1277393921, 21715696657]

約数ペア:

[(1, 21715696657), (17, 1277393921), (19, 1142931403), (323, 67231259), (389, 55824413), (401, 54153857), (431, 50384447), (6613, 3283789), (6817, 3185521), (7327, 2963791), (7391, 2938127), (7619, 2850203), (8189, 2651813), (125647, 172831), (129523, 167659), (139213, 155989)]