23420415

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21991}}^1$

素因数の和:22070

約数の個数: 16

約数和(自身を含む): 38002176

約数和(自身を除く): 14581761

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 21991, 65973, 109955, 329865, 1561361, 4684083, 7806805, 23420415]

約数ペア:

[(1, 23420415), (3, 7806805), (5, 4684083), (15, 1561361), (71, 329865), (213, 109955), (355, 65973), (1065, 21991)]