21178673

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 23600640

約数和(自身を除く): 2421967

約数列:

[1, 19, 31, 41, 589, 779, 877, 1271, 16663, 24149, 27187, 35957, 516553, 683183, 1114667, 21178673]

約数ペア:

[(1, 21178673), (19, 1114667), (31, 683183), (41, 516553), (589, 35957), (779, 27187), (877, 24149), (1271, 16663)]