21872586

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{449}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 45878400

約数和(自身を除く): 24005814

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 353, 449, 706, 898, 1059, 1347, 2118, 2694, 8119, 10327, 16238, 20654, 24357, 30981, 48714, 61962, 158497, 316994, 475491, 950982, 3645431, 7290862, 10936293, 21872586]

約数ペア:

[(1, 21872586), (2, 10936293), (3, 7290862), (6, 3645431), (23, 950982), (46, 475491), (69, 316994), (138, 158497), (353, 61962), (449, 48714), (706, 30981), (898, 24357), (1059, 20654), (1347, 16238), (2118, 10327), (2694, 8119)]