21849896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{463}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 43597440

約数和(自身を除く): 21747544

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 347, 463, 694, 926, 1388, 1852, 2776, 3704, 5899, 7871, 11798, 15742, 23596, 31484, 47192, 62968, 160661, 321322, 642644, 1285288, 2731237, 5462474, 10924948, 21849896]

約数ペア:

[(1, 21849896), (2, 10924948), (4, 5462474), (8, 2731237), (17, 1285288), (34, 642644), (68, 321322), (136, 160661), (347, 62968), (463, 47192), (694, 31484), (926, 23596), (1388, 15742), (1852, 11798), (2776, 7871), (3704, 5899)]