21137226

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10331}}^1$

素因数の和:10378

約数の個数: 32

約数和(自身を含む): 47609856

約数和(自身を除く): 26472630

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 341, 682, 1023, 2046, 10331, 20662, 30993, 61986, 113641, 227282, 320261, 340923, 640522, 681846, 960783, 1921566, 3522871, 7045742, 10568613, 21137226]

約数ペア:

[(1, 21137226), (2, 10568613), (3, 7045742), (6, 3522871), (11, 1921566), (22, 960783), (31, 681846), (33, 640522), (62, 340923), (66, 320261), (93, 227282), (186, 113641), (341, 61986), (682, 30993), (1023, 20662), (2046, 10331)]