21551177972

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{983}}^1\times {\mathrm{188999}}^1$

素因数の和:190015

約数の個数: 24

約数和(自身を含む): 39054960000

約数和(自身を除く): 17503782028

約数列:

[1, 2, 4, 29, 58, 116, 983, 1966, 3932, 28507, 57014, 114028, 188999, 377998, 755996, 5480971, 10961942, 21923884, 185786017, 371572034, 743144068, 5387794493, 10775588986, 21551177972]

約数ペア:

[(1, 21551177972), (2, 10775588986), (4, 5387794493), (29, 743144068), (58, 371572034), (116, 185786017), (983, 21923884), (1966, 10961942), (3932, 5480971), (28507, 755996), (57014, 377998), (114028, 188999)]