21450618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170243}}^1$

素因数の和:170258

約数の個数: 24

約数和(自身を含む): 53116128

約数和(自身を除く): 31665510

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170243, 340486, 510729, 1021458, 1191701, 1532187, 2383402, 3064374, 3575103, 7150206, 10725309, 21450618]

約数ペア:

[(1, 21450618), (2, 10725309), (3, 7150206), (6, 3575103), (7, 3064374), (9, 2383402), (14, 1532187), (18, 1191701), (21, 1021458), (42, 510729), (63, 340486), (126, 170243)]