21484518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 47860848

約数和(自身を除く): 26376330

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 101, 121, 202, 242, 293, 303, 363, 586, 606, 726, 879, 1111, 1758, 2222, 3223, 3333, 6446, 6666, 9669, 12221, 19338, 24442, 29593, 35453, 36663, 59186, 70906, 73326, 88779, 106359, 177558, 212718, 325523, 651046, 976569, 1953138, 3580753, 7161506, 10742259, 21484518]

約数ペア:

[(1, 21484518), (2, 10742259), (3, 7161506), (6, 3580753), (11, 1953138), (22, 976569), (33, 651046), (66, 325523), (101, 212718), (121, 177558), (202, 106359), (242, 88779), (293, 73326), (303, 70906), (363, 59186), (586, 36663), (606, 35453), (726, 29593), (879, 24442), (1111, 19338), (1758, 12221), (2222, 9669), (3223, 6666), (3333, 6446)]