21299904

素因数分解:

$2^6\times 3^2\times {\mathrm{36979}}^1$

素因数の和:36997

約数の個数: 42

約数和(自身を含む): 61053980

約数和(自身を除く): 39754076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 36979, 73958, 110937, 147916, 221874, 295832, 332811, 443748, 591664, 665622, 887496, 1183328, 1331244, 1774992, 2366656, 2662488, 3549984, 5324976, 7099968, 10649952, 21299904]

約数ペア:

[(1, 21299904), (2, 10649952), (3, 7099968), (4, 5324976), (6, 3549984), (8, 2662488), (9, 2366656), (12, 1774992), (16, 1331244), (18, 1183328), (24, 887496), (32, 665622), (36, 591664), (48, 443748), (64, 332811), (72, 295832), (96, 221874), (144, 147916), (192, 110937), (288, 73958), (576, 36979)]