21164499

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2029}}^1$

素因数の和:2115

約数の個数: 24

約数和(自身を含む): 32723600

約数和(自身を除く): 11559101

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 549, 1159, 2029, 3477, 6087, 10431, 18261, 38551, 115653, 123769, 346959, 371307, 1113921, 2351611, 7054833, 21164499]

約数ペア:

[(1, 21164499), (3, 7054833), (9, 2351611), (19, 1113921), (57, 371307), (61, 346959), (171, 123769), (183, 115653), (549, 38551), (1159, 18261), (2029, 10431), (3477, 6087)]