21349212

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 53091360

約数和(自身を除く): 31742148

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 229, 457, 458, 687, 914, 916, 1371, 1374, 1828, 2742, 2748, 3893, 5484, 7769, 7786, 11679, 15538, 15572, 23307, 23358, 31076, 46614, 46716, 93228, 104653, 209306, 313959, 418612, 627918, 1255836, 1779101, 3558202, 5337303, 7116404, 10674606, 21349212]

約数ペア:

[(1, 21349212), (2, 10674606), (3, 7116404), (4, 5337303), (6, 3558202), (12, 1779101), (17, 1255836), (34, 627918), (51, 418612), (68, 313959), (102, 209306), (204, 104653), (229, 93228), (457, 46716), (458, 46614), (687, 31076), (914, 23358), (916, 23307), (1371, 15572), (1374, 15538), (1828, 11679), (2742, 7786), (2748, 7769), (3893, 5484)]