21164070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1777}}^1$

素因数の和:2184

約数の個数: 32

約数和(自身を含む): 50950368

約数和(自身を除く): 29786298

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 397, 794, 1191, 1777, 1985, 2382, 3554, 3970, 5331, 5955, 8885, 10662, 11910, 17770, 26655, 53310, 705469, 1410938, 2116407, 3527345, 4232814, 7054690, 10582035, 21164070]

約数ペア:

[(1, 21164070), (2, 10582035), (3, 7054690), (5, 4232814), (6, 3527345), (10, 2116407), (15, 1410938), (30, 705469), (397, 53310), (794, 26655), (1191, 17770), (1777, 11910), (1985, 10662), (2382, 8885), (3554, 5955), (3970, 5331)]