21335412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{253993}}^1$

素因数の和:254007

約数の個数: 24

約数和(自身を含む): 56894656

約数和(自身を除く): 35559244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 253993, 507986, 761979, 1015972, 1523958, 1777951, 3047916, 3555902, 5333853, 7111804, 10667706, 21335412]

約数ペア:

[(1, 21335412), (2, 10667706), (3, 7111804), (4, 5333853), (6, 3555902), (7, 3047916), (12, 1777951), (14, 1523958), (21, 1015972), (28, 761979), (42, 507986), (84, 253993)]