21002454

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9643}}^1$

素因数の和:9673

約数の個数: 36

約数和(自身を含む): 50023428

約数和(自身を除く): 29020974

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9643, 19286, 28929, 57858, 86787, 106073, 173574, 212146, 318219, 636438, 954657, 1166803, 1909314, 2333606, 3500409, 7000818, 10501227, 21002454]

約数ペア:

[(1, 21002454), (2, 10501227), (3, 7000818), (6, 3500409), (9, 2333606), (11, 1909314), (18, 1166803), (22, 954657), (33, 636438), (66, 318219), (99, 212146), (121, 173574), (198, 106073), (242, 86787), (363, 57858), (726, 28929), (1089, 19286), (2178, 9643)]