21008982

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{152239}}^1$

素因数の和:152267

約数の個数: 16

約数和(自身を含む): 43845120

約数和(自身を除く): 22836138

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 152239, 304478, 456717, 913434, 3501497, 7002994, 10504491, 21008982]

約数ペア:

[(1, 21008982), (2, 10504491), (3, 7002994), (6, 3501497), (23, 913434), (46, 456717), (69, 304478), (138, 152239)]