21448218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1011

約数の個数: 48

約数和(自身を含む): 48722688

約数和(自身を除く): 27274470

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 341, 363, 682, 726, 953, 1023, 1906, 2046, 2859, 3751, 5718, 7502, 10483, 11253, 20966, 22506, 29543, 31449, 59086, 62898, 88629, 115313, 177258, 230626, 324973, 345939, 649946, 691878, 974919, 1949838, 3574703, 7149406, 10724109, 21448218]

約数ペア:

[(1, 21448218), (2, 10724109), (3, 7149406), (6, 3574703), (11, 1949838), (22, 974919), (31, 691878), (33, 649946), (62, 345939), (66, 324973), (93, 230626), (121, 177258), (186, 115313), (242, 88629), (341, 62898), (363, 59086), (682, 31449), (726, 29543), (953, 22506), (1023, 20966), (1906, 11253), (2046, 10483), (2859, 7502), (3751, 5718)]