21457107210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9288791}}^1$

素因数の和:9288819

約数の個数: 64

約数和(自身を含む): 64204130304

約数和(自身を除く): 42747023094

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 9288791, 18577582, 27866373, 46443955, 55732746, 65021537, 92887910, 102176701, 130043074, 139331865, 195064611, 204353402, 278663730, 306530103, 325107685, 390129222, 510883505, 613060206, 650215370, 715236907, 975323055, 1021767010, 1430473814, 1532650515, 1950646110, 2145710721, 3065301030, 3576184535, 4291421442, 7152369070, 10728553605, 21457107210]

約数ペア:

[(1, 21457107210), (2, 10728553605), (3, 7152369070), (5, 4291421442), (6, 3576184535), (7, 3065301030), (10, 2145710721), (11, 1950646110), (14, 1532650515), (15, 1430473814), (21, 1021767010), (22, 975323055), (30, 715236907), (33, 650215370), (35, 613060206), (42, 510883505), (55, 390129222), (66, 325107685), (70, 306530103), (77, 278663730), (105, 204353402), (110, 195064611), (154, 139331865), (165, 130043074), (210, 102176701), (231, 92887910), (330, 65021537), (385, 55732746), (462, 46443955), (770, 27866373), (1155, 18577582), (2310, 9288791)]