21129306072

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{431}}^1\times {\mathrm{41687}}^1$

素因数の和:42141

約数の個数: 96

約数和(自身を含む): 61591518720

約数和(自身を除く): 40462212648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 431, 588, 862, 1176, 1293, 1724, 2586, 3017, 3448, 5172, 6034, 9051, 10344, 12068, 18102, 21119, 24136, 36204, 41687, 42238, 63357, 72408, 83374, 84476, 125061, 126714, 166748, 168952, 250122, 253428, 291809, 333496, 500244, 506856, 583618, 875427, 1000488, 1167236, 1750854, 2042663, 2334472, 3501708, 4085326, 6127989, 7003416, 8170652, 12255978, 16341304, 17967097, 24511956, 35934194, 49023912, 53901291, 71868388, 107802582, 125769679, 143736776, 215605164, 251539358, 377309037, 431210328, 503078716, 754618074, 880387753, 1006157432, 1509236148, 1760775506, 2641163259, 3018472296, 3521551012, 5282326518, 7043102024, 10564653036, 21129306072]

約数ペア:

[(1, 21129306072), (2, 10564653036), (3, 7043102024), (4, 5282326518), (6, 3521551012), (7, 3018472296), (8, 2641163259), (12, 1760775506), (14, 1509236148), (21, 1006157432), (24, 880387753), (28, 754618074), (42, 503078716), (49, 431210328), (56, 377309037), (84, 251539358), (98, 215605164), (147, 143736776), (168, 125769679), (196, 107802582), (294, 71868388), (392, 53901291), (431, 49023912), (588, 35934194), (862, 24511956), (1176, 17967097), (1293, 16341304), (1724, 12255978), (2586, 8170652), (3017, 7003416), (3448, 6127989), (5172, 4085326), (6034, 3501708), (9051, 2334472), (10344, 2042663), (12068, 1750854), (18102, 1167236), (21119, 1000488), (24136, 875427), (36204, 583618), (41687, 506856), (42238, 500244), (63357, 333496), (72408, 291809), (83374, 253428), (84476, 250122), (125061, 168952), (126714, 166748)]