21641958

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{30829}}^1$

素因数の和:30853

約数の個数: 32

約数和(自身を含む): 51794400

約数和(自身を除く): 30152442

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 30829, 61658, 92487, 184974, 277461, 400777, 554922, 801554, 832383, 1202331, 1664766, 2404662, 3606993, 7213986, 10820979, 21641958]

約数ペア:

[(1, 21641958), (2, 10820979), (3, 7213986), (6, 3606993), (9, 2404662), (13, 1664766), (18, 1202331), (26, 832383), (27, 801554), (39, 554922), (54, 400777), (78, 277461), (117, 184974), (234, 92487), (351, 61658), (702, 30829)]