21752976

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:760

約数の個数: 80

約数和(自身を含む): 64960128

約数和(自身を除く): 43207152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 101, 112, 168, 202, 303, 336, 404, 606, 641, 707, 808, 1212, 1282, 1414, 1616, 1923, 2121, 2424, 2564, 2828, 3846, 4242, 4487, 4848, 5128, 5656, 7692, 8484, 8974, 10256, 11312, 13461, 15384, 16968, 17948, 26922, 30768, 33936, 35896, 53844, 64741, 71792, 107688, 129482, 194223, 215376, 258964, 388446, 453187, 517928, 776892, 906374, 1035856, 1359561, 1553784, 1812748, 2719122, 3107568, 3625496, 5438244, 7250992, 10876488, 21752976]

約数ペア:

[(1, 21752976), (2, 10876488), (3, 7250992), (4, 5438244), (6, 3625496), (7, 3107568), (8, 2719122), (12, 1812748), (14, 1553784), (16, 1359561), (21, 1035856), (24, 906374), (28, 776892), (42, 517928), (48, 453187), (56, 388446), (84, 258964), (101, 215376), (112, 194223), (168, 129482), (202, 107688), (303, 71792), (336, 64741), (404, 53844), (606, 35896), (641, 33936), (707, 30768), (808, 26922), (1212, 17948), (1282, 16968), (1414, 15384), (1616, 13461), (1923, 11312), (2121, 10256), (2424, 8974), (2564, 8484), (2828, 7692), (3846, 5656), (4242, 5128), (4487, 4848)]