21496496

素因数分解:

$2^4\times 7^3\times {\mathrm{3917}}^1$

素因数の和:3946

約数の個数: 40

約数和(自身を含む): 48583200

約数和(自身を除く): 27086704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 3917, 5488, 7834, 15668, 27419, 31336, 54838, 62672, 109676, 191933, 219352, 383866, 438704, 767732, 1343531, 1535464, 2687062, 3070928, 5374124, 10748248, 21496496]

約数ペア:

[(1, 21496496), (2, 10748248), (4, 5374124), (7, 3070928), (8, 2687062), (14, 1535464), (16, 1343531), (28, 767732), (49, 438704), (56, 383866), (98, 219352), (112, 191933), (196, 109676), (343, 62672), (392, 54838), (686, 31336), (784, 27419), (1372, 15668), (2744, 7834), (3917, 5488)]