21367346

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 43322688

約数和(自身を除く): 21955342

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 169, 182, 286, 338, 821, 1001, 1183, 1642, 1859, 2002, 2366, 3718, 5747, 9031, 10673, 11494, 13013, 18062, 21346, 26026, 63217, 74711, 117403, 126434, 138749, 149422, 234806, 277498, 821821, 971243, 1526239, 1643642, 1942486, 3052478, 10683673, 21367346]

約数ペア:

[(1, 21367346), (2, 10683673), (7, 3052478), (11, 1942486), (13, 1643642), (14, 1526239), (22, 971243), (26, 821821), (77, 277498), (91, 234806), (143, 149422), (154, 138749), (169, 126434), (182, 117403), (286, 74711), (338, 63217), (821, 26026), (1001, 21346), (1183, 18062), (1642, 13013), (1859, 11494), (2002, 10673), (2366, 9031), (3718, 5747)]