21514218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{797}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 47113920

約数和(自身を除く): 25599702

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 409, 797, 818, 1227, 1594, 2391, 2454, 4499, 4782, 8767, 8998, 13497, 17534, 26301, 26994, 52602, 325973, 651946, 977919, 1955838, 3585703, 7171406, 10757109, 21514218]

約数ペア:

[(1, 21514218), (2, 10757109), (3, 7171406), (6, 3585703), (11, 1955838), (22, 977919), (33, 651946), (66, 325973), (409, 52602), (797, 26994), (818, 26301), (1227, 17534), (1594, 13497), (2391, 8998), (2454, 8767), (4499, 4782)]