21798228

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 52399424

約数和(自身を除く): 30601196

約数列:

[1, 2, 3, 4, 6, 12, 61, 97, 122, 183, 194, 244, 291, 307, 366, 388, 582, 614, 732, 921, 1164, 1228, 1842, 3684, 5917, 11834, 17751, 18727, 23668, 29779, 35502, 37454, 56181, 59558, 71004, 74908, 89337, 112362, 119116, 178674, 224724, 357348, 1816519, 3633038, 5449557, 7266076, 10899114, 21798228]

約数ペア:

[(1, 21798228), (2, 10899114), (3, 7266076), (4, 5449557), (6, 3633038), (12, 1816519), (61, 357348), (97, 224724), (122, 178674), (183, 119116), (194, 112362), (244, 89337), (291, 74908), (307, 71004), (366, 59558), (388, 56181), (582, 37454), (614, 35502), (732, 29779), (921, 23668), (1164, 18727), (1228, 17751), (1842, 11834), (3684, 5917)]