21364105

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2689}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 29439360

約数和(自身を除く): 8075255

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 2689, 7945, 13445, 18823, 94115, 610403, 3052015, 4272821, 21364105]

約数ペア:

[(1, 21364105), (5, 4272821), (7, 3052015), (35, 610403), (227, 94115), (1135, 18823), (1589, 13445), (2689, 7945)]