21913899

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{4597}}^1$

素因数の和:4834

約数の個数: 16

約数和(自身を含む): 33547008

約数和(自身を除く): 11633109

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4597, 4767, 13791, 32179, 96537, 1043519, 3130557, 7304633, 21913899]

約数ペア:

[(1, 21913899), (3, 7304633), (7, 3130557), (21, 1043519), (227, 96537), (681, 32179), (1589, 13791), (4597, 4767)]