21362504

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{27529}}^1$

素因数の和:27632

約数の個数: 16

約数和(自身を含む): 40469100

約数和(自身を除く): 19106596

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 27529, 55058, 110116, 220232, 2670313, 5340626, 10681252, 21362504]

約数ペア:

[(1, 21362504), (2, 10681252), (4, 5340626), (8, 2670313), (97, 220232), (194, 110116), (388, 55058), (776, 27529)]