21886412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{877}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 40711104

約数和(自身を除く): 18824692

約数列:

[1, 2, 4, 17, 34, 68, 367, 734, 877, 1468, 1754, 3508, 6239, 12478, 14909, 24956, 29818, 59636, 321859, 643718, 1287436, 5471603, 10943206, 21886412]

約数ペア:

[(1, 21886412), (2, 10943206), (4, 5471603), (17, 1287436), (34, 643718), (68, 321859), (367, 59636), (734, 29818), (877, 24956), (1468, 14909), (1754, 12478), (3508, 6239)]