21919672

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 42477120

約数和(自身を除く): 20557448

約数列:

[1, 2, 4, 8, 47, 94, 97, 188, 194, 376, 388, 601, 776, 1202, 2404, 4559, 4808, 9118, 18236, 28247, 36472, 56494, 58297, 112988, 116594, 225976, 233188, 466376, 2739959, 5479918, 10959836, 21919672]

約数ペア:

[(1, 21919672), (2, 10959836), (4, 5479918), (8, 2739959), (47, 466376), (94, 233188), (97, 225976), (188, 116594), (194, 112988), (376, 58297), (388, 56494), (601, 36472), (776, 28247), (1202, 18236), (2404, 9118), (4559, 4808)]