21082590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12329}}^1$

素因数の和:12361

約数の個数: 48

約数和(自身を含む): 57704400

約数和(自身を除く): 36621810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12329, 24658, 36987, 61645, 73974, 110961, 123290, 184935, 221922, 234251, 369870, 468502, 554805, 702753, 1109610, 1171255, 1405506, 2108259, 2342510, 3513765, 4216518, 7027530, 10541295, 21082590]

約数ペア:

[(1, 21082590), (2, 10541295), (3, 7027530), (5, 4216518), (6, 3513765), (9, 2342510), (10, 2108259), (15, 1405506), (18, 1171255), (19, 1109610), (30, 702753), (38, 554805), (45, 468502), (57, 369870), (90, 234251), (95, 221922), (114, 184935), (171, 123290), (190, 110961), (285, 73974), (342, 61645), (570, 36987), (855, 24658), (1710, 12329)]