20211888906

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{318007}}^1$

素因数の和:318136

約数の個数: 64

約数和(自身を含む): 49456604160

約数和(自身を除く): 29244715254

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 107, 198, 214, 297, 321, 594, 642, 963, 1177, 1926, 2354, 2889, 3531, 5778, 7062, 10593, 21186, 31779, 63558, 318007, 636014, 954021, 1908042, 2862063, 3498077, 5724126, 6996154, 8586189, 10494231, 17172378, 20988462, 31482693, 34026749, 62965386, 68053498, 94448079, 102080247, 188896158, 204160494, 306240741, 374294239, 612481482, 748588478, 918722223, 1122882717, 1837444446, 2245765434, 3368648151, 6737296302, 10105944453, 20211888906]

約数ペア:

[(1, 20211888906), (2, 10105944453), (3, 6737296302), (6, 3368648151), (9, 2245765434), (11, 1837444446), (18, 1122882717), (22, 918722223), (27, 748588478), (33, 612481482), (54, 374294239), (66, 306240741), (99, 204160494), (107, 188896158), (198, 102080247), (214, 94448079), (297, 68053498), (321, 62965386), (594, 34026749), (642, 31482693), (963, 20988462), (1177, 17172378), (1926, 10494231), (2354, 8586189), (2889, 6996154), (3531, 5724126), (5778, 3498077), (7062, 2862063), (10593, 1908042), (21186, 954021), (31779, 636014), (63558, 318007)]