21372706

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:498

約数の個数: 24

約数和(自身を含む): 34482240

約数和(自身を除く): 13109534

約数列:

[1, 2, 17, 34, 103, 206, 289, 359, 578, 718, 1751, 3502, 6103, 12206, 29767, 36977, 59534, 73954, 103751, 207502, 628609, 1257218, 10686353, 21372706]

約数ペア:

[(1, 21372706), (2, 10686353), (17, 1257218), (34, 628609), (103, 207502), (206, 103751), (289, 73954), (359, 59534), (578, 36977), (718, 29767), (1751, 12206), (3502, 6103)]