21450294

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{70099}}^1$

素因数の和:70124

約数の個数: 24

約数和(自身を含む): 49210200

約数和(自身を除く): 27759906

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 70099, 140198, 210297, 420594, 630891, 1191683, 1261782, 2383366, 3575049, 7150098, 10725147, 21450294]

約数ペア:

[(1, 21450294), (2, 10725147), (3, 7150098), (6, 3575049), (9, 2383366), (17, 1261782), (18, 1191683), (34, 630891), (51, 420594), (102, 210297), (153, 140198), (306, 70099)]