21093947144

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{309877}}^1$

素因数の和:310077

約数の個数: 32

約数和(自身を含む): 40457671680

約数和(自身を除く): 19363724536

約数列:

[1, 2, 4, 8, 67, 127, 134, 254, 268, 508, 536, 1016, 8509, 17018, 34036, 68072, 309877, 619754, 1239508, 2479016, 20761759, 39354379, 41523518, 78708758, 83047036, 157417516, 166094072, 314835032, 2636743393, 5273486786, 10546973572, 21093947144]

約数ペア:

[(1, 21093947144), (2, 10546973572), (4, 5273486786), (8, 2636743393), (67, 314835032), (127, 166094072), (134, 157417516), (254, 83047036), (268, 78708758), (508, 41523518), (536, 39354379), (1016, 20761759), (8509, 2479016), (17018, 1239508), (34036, 619754), (68072, 309877)]