21949168

素因数分解:

$2^4\times {\mathrm{859}}^1\times {\mathrm{1597}}^1$

素因数の和:2464

約数の個数: 20

約数和(自身を含む): 42602680

約数和(自身を除く): 20653512

約数列:

[1, 2, 4, 8, 16, 859, 1597, 1718, 3194, 3436, 6388, 6872, 12776, 13744, 25552, 1371823, 2743646, 5487292, 10974584, 21949168]

約数ペア:

[(1, 21949168), (2, 10974584), (4, 5487292), (8, 2743646), (16, 1371823), (859, 25552), (1597, 13744), (1718, 12776), (3194, 6872), (3436, 6388)]