21692384

素因数分解:

$2^5\times 7^1\times {\mathrm{113}}^1\times {\mathrm{857}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 49297248

約数和(自身を除く): 27604864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 113, 224, 226, 452, 791, 857, 904, 1582, 1714, 1808, 3164, 3428, 3616, 5999, 6328, 6856, 11998, 12656, 13712, 23996, 25312, 27424, 47992, 95984, 96841, 191968, 193682, 387364, 677887, 774728, 1355774, 1549456, 2711548, 3098912, 5423096, 10846192, 21692384]

約数ペア:

[(1, 21692384), (2, 10846192), (4, 5423096), (7, 3098912), (8, 2711548), (14, 1549456), (16, 1355774), (28, 774728), (32, 677887), (56, 387364), (112, 193682), (113, 191968), (224, 96841), (226, 95984), (452, 47992), (791, 27424), (857, 25312), (904, 23996), (1582, 13712), (1714, 12656), (1808, 11998), (3164, 6856), (3428, 6328), (3616, 5999)]