21302030

素因数分解:

$2^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{5711}}^1$

素因数の和:6091

約数の個数: 16

約数和(自身を含む): 38453184

約数和(自身を除く): 17151154

約数列:

[1, 2, 5, 10, 373, 746, 1865, 3730, 5711, 11422, 28555, 57110, 2130203, 4260406, 10651015, 21302030]

約数ペア:

[(1, 21302030), (2, 10651015), (5, 4260406), (10, 2130203), (373, 57110), (746, 28555), (1865, 11422), (3730, 5711)]