21182784

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15761}}^1$

素因数の和:15783

約数の個数: 56

約数和(自身を含む): 64056768

約数和(自身を除く): 42873984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15761, 31522, 47283, 63044, 94566, 110327, 126088, 189132, 220654, 252176, 330981, 378264, 441308, 504352, 661962, 756528, 882616, 1008704, 1323924, 1513056, 1765232, 2647848, 3026112, 3530464, 5295696, 7060928, 10591392, 21182784]

約数ペア:

[(1, 21182784), (2, 10591392), (3, 7060928), (4, 5295696), (6, 3530464), (7, 3026112), (8, 2647848), (12, 1765232), (14, 1513056), (16, 1323924), (21, 1008704), (24, 882616), (28, 756528), (32, 661962), (42, 504352), (48, 441308), (56, 378264), (64, 330981), (84, 252176), (96, 220654), (112, 189132), (168, 126088), (192, 110327), (224, 94566), (336, 63044), (448, 47283), (672, 31522), (1344, 15761)]