21555366

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1619}}^1$

素因数の和:1948

約数の個数: 32

約数和(自身を含む): 49455360

約数和(自身を除く): 27899994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 317, 634, 951, 1619, 1902, 2219, 3238, 4438, 4857, 6657, 9714, 11333, 13314, 22666, 33999, 67998, 513223, 1026446, 1539669, 3079338, 3592561, 7185122, 10777683, 21555366]

約数ペア:

[(1, 21555366), (2, 10777683), (3, 7185122), (6, 3592561), (7, 3079338), (14, 1539669), (21, 1026446), (42, 513223), (317, 67998), (634, 33999), (951, 22666), (1619, 13314), (1902, 11333), (2219, 9714), (3238, 6657), (4438, 4857)]