2521195516

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1268207}}^1$

素因数の和:1268289

約数の個数: 24

約数和(自身を含む): 5113414656

約数和(自身を除く): 2592219140

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 1268207, 2536414, 5072828, 8877449, 17754898, 35509796, 90042697, 180085394, 360170788, 630298879, 1260597758, 2521195516]

約数ペア:

[(1, 2521195516), (2, 1260597758), (4, 630298879), (7, 360170788), (14, 180085394), (28, 90042697), (71, 35509796), (142, 17754898), (284, 8877449), (497, 5072828), (994, 2536414), (1988, 1268207)]