21906258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{14431}}^1$

素因数の和:14470

約数の個数: 32

約数和(自身を含む): 49876992

約数和(自身を除く): 27970734

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 14431, 28862, 43293, 86586, 158741, 317482, 331913, 476223, 663826, 952446, 995739, 1991478, 3651043, 7302086, 10953129, 21906258]

約数ペア:

[(1, 21906258), (2, 10953129), (3, 7302086), (6, 3651043), (11, 1991478), (22, 995739), (23, 952446), (33, 663826), (46, 476223), (66, 331913), (69, 317482), (138, 158741), (253, 86586), (506, 43293), (759, 28862), (1518, 14431)]