21159534

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{613}}^1$

素因数の和:1152

約数の個数: 32

約数和(自身を含む): 46329984

約数和(自身を除く): 25170450

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 523, 613, 1046, 1226, 1569, 1839, 3138, 3678, 5753, 6743, 11506, 13486, 17259, 20229, 34518, 40458, 320599, 641198, 961797, 1923594, 3526589, 7053178, 10579767, 21159534]

約数ペア:

[(1, 21159534), (2, 10579767), (3, 7053178), (6, 3526589), (11, 1923594), (22, 961797), (33, 641198), (66, 320599), (523, 40458), (613, 34518), (1046, 20229), (1226, 17259), (1569, 13486), (1839, 11506), (3138, 6743), (3678, 5753)]