12921762

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^2$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 30853440

約数和(自身を除く): 17931678

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 103, 174, 203, 206, 309, 406, 609, 618, 721, 1218, 1442, 2163, 2987, 4326, 5974, 8961, 10609, 17922, 20909, 21218, 31827, 41818, 62727, 63654, 74263, 125454, 148526, 222789, 307661, 445578, 615322, 922983, 1845966, 2153627, 4307254, 6460881, 12921762]

約数ペア:

[(1, 12921762), (2, 6460881), (3, 4307254), (6, 2153627), (7, 1845966), (14, 922983), (21, 615322), (29, 445578), (42, 307661), (58, 222789), (87, 148526), (103, 125454), (174, 74263), (203, 63654), (206, 62727), (309, 41818), (406, 31827), (609, 21218), (618, 20909), (721, 17922), (1218, 10609), (1442, 8961), (2163, 5974), (2987, 4326)]