21634864

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18523}}^1$

素因数の和:18604

約数の個数: 20

約数和(自身を含む): 42494056

約数和(自身を除く): 20859192

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18523, 37046, 74092, 148184, 296368, 1352179, 2704358, 5408716, 10817432, 21634864]

約数ペア:

[(1, 21634864), (2, 10817432), (4, 5408716), (8, 2704358), (16, 1352179), (73, 296368), (146, 148184), (292, 74092), (584, 37046), (1168, 18523)]