21167993084

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{357109}}^1$

素因数の和:357222

約数の個数: 48

約数和(自身を含む): 44395915200

約数和(自身を除く): 23227922116

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 73, 116, 146, 203, 292, 406, 511, 812, 1022, 2044, 2117, 4234, 8468, 14819, 29638, 59276, 357109, 714218, 1428436, 2499763, 4999526, 9999052, 10356161, 20712322, 26068957, 41424644, 52137914, 72493127, 104275828, 144986254, 182482699, 289972508, 364965398, 729930796, 755999753, 1511999506, 3023999012, 5291998271, 10583996542, 21167993084]

約数ペア:

[(1, 21167993084), (2, 10583996542), (4, 5291998271), (7, 3023999012), (14, 1511999506), (28, 755999753), (29, 729930796), (58, 364965398), (73, 289972508), (116, 182482699), (146, 144986254), (203, 104275828), (292, 72493127), (406, 52137914), (511, 41424644), (812, 26068957), (1022, 20712322), (2044, 10356161), (2117, 9999052), (4234, 4999526), (8468, 2499763), (14819, 1428436), (29638, 714218), (59276, 357109)]