21036378

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18749}}^1$

素因数の和:18782

約数の個数: 32

約数和(自身を含む): 48600000

約数和(自身を除く): 27563622

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 187, 374, 561, 1122, 18749, 37498, 56247, 112494, 206239, 318733, 412478, 618717, 637466, 956199, 1237434, 1912398, 3506063, 7012126, 10518189, 21036378]

約数ペア:

[(1, 21036378), (2, 10518189), (3, 7012126), (6, 3506063), (11, 1912398), (17, 1237434), (22, 956199), (33, 637466), (34, 618717), (51, 412478), (66, 318733), (102, 206239), (187, 112494), (374, 56247), (561, 37498), (1122, 18749)]