21699412

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45587}}^1$

素因数の和:45615

約数の個数: 24

約数和(自身を含む): 45952704

約数和(自身を除く): 24253292

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 45587, 91174, 182348, 319109, 638218, 774979, 1276436, 1549958, 3099916, 5424853, 10849706, 21699412]

約数ペア:

[(1, 21699412), (2, 10849706), (4, 5424853), (7, 3099916), (14, 1549958), (17, 1276436), (28, 774979), (34, 638218), (68, 319109), (119, 182348), (238, 91174), (476, 45587)]