21107030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17737}}^1$

素因数の和:17768

約数の個数: 32

約数和(自身を含む): 45976896

約数和(自身を除く): 24869866

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17737, 35474, 88685, 124159, 177370, 248318, 301529, 603058, 620795, 1241590, 1507645, 2110703, 3015290, 4221406, 10553515, 21107030]

約数ペア:

[(1, 21107030), (2, 10553515), (5, 4221406), (7, 3015290), (10, 2110703), (14, 1507645), (17, 1241590), (34, 620795), (35, 603058), (70, 301529), (85, 248318), (119, 177370), (170, 124159), (238, 88685), (595, 35474), (1190, 17737)]