21729064

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10487}}^1$

素因数の和:10537

約数の個数: 32

約数和(自身を含む): 47825280

約数和(自身を除く): 26096216

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 10487, 20974, 41948, 73409, 83896, 146818, 293636, 388019, 587272, 776038, 1552076, 2716133, 3104152, 5432266, 10864532, 21729064]

約数ペア:

[(1, 21729064), (2, 10864532), (4, 5432266), (7, 3104152), (8, 2716133), (14, 1552076), (28, 776038), (37, 587272), (56, 388019), (74, 293636), (148, 146818), (259, 83896), (296, 73409), (518, 41948), (1036, 20974), (2072, 10487)]