21095514902

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{37747}}^1$

素因数の和:37977

約数の個数: 64

約数和(自身を含む): 41746268160

約数和(自身を除く): 20650753258

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 191, 209, 266, 382, 418, 1337, 1463, 2101, 2674, 2926, 3629, 4202, 7258, 14707, 25403, 29414, 37747, 39919, 50806, 75494, 79838, 264229, 279433, 415217, 528458, 558866, 717193, 830434, 1434386, 2906519, 5020351, 5813038, 7209677, 7889123, 10040702, 14419354, 15778246, 50467739, 55223861, 79306447, 100935478, 110447722, 136983863, 158612894, 273967726, 555145129, 958887041, 1110290258, 1506822493, 1917774082, 3013644986, 10547757451, 21095514902]

約数ペア:

[(1, 21095514902), (2, 10547757451), (7, 3013644986), (11, 1917774082), (14, 1506822493), (19, 1110290258), (22, 958887041), (38, 555145129), (77, 273967726), (133, 158612894), (154, 136983863), (191, 110447722), (209, 100935478), (266, 79306447), (382, 55223861), (418, 50467739), (1337, 15778246), (1463, 14419354), (2101, 10040702), (2674, 7889123), (2926, 7209677), (3629, 5813038), (4202, 5020351), (7258, 2906519), (14707, 1434386), (25403, 830434), (29414, 717193), (37747, 558866), (39919, 528458), (50806, 415217), (75494, 279433), (79838, 264229)]