21940362

素因数分解:

$2^1\times 3^3\times {\mathrm{353}}^1\times {\mathrm{1151}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 48936960

約数和(自身を除く): 26996598

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 353, 706, 1059, 1151, 2118, 2302, 3177, 3453, 6354, 6906, 9531, 10359, 19062, 20718, 31077, 62154, 406303, 812606, 1218909, 2437818, 3656727, 7313454, 10970181, 21940362]

約数ペア:

[(1, 21940362), (2, 10970181), (3, 7313454), (6, 3656727), (9, 2437818), (18, 1218909), (27, 812606), (54, 406303), (353, 62154), (706, 31077), (1059, 20718), (1151, 19062), (2118, 10359), (2302, 9531), (3177, 6906), (3453, 6354)]