21202496

素因数分解:

$2^6\times 7^2\times {\mathrm{6761}}^1$

素因数の和:6787

約数の個数: 42

約数和(自身を含む): 48950118

約数和(自身を除く): 27747622

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 6761, 13522, 27044, 47327, 54088, 94654, 108176, 189308, 216352, 331289, 378616, 432704, 662578, 757232, 1325156, 1514464, 2650312, 3028928, 5300624, 10601248, 21202496]

約数ペア:

[(1, 21202496), (2, 10601248), (4, 5300624), (7, 3028928), (8, 2650312), (14, 1514464), (16, 1325156), (28, 757232), (32, 662578), (49, 432704), (56, 378616), (64, 331289), (98, 216352), (112, 189308), (196, 108176), (224, 94654), (392, 54088), (448, 47327), (784, 27044), (1568, 13522), (3136, 6761)]