16621990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21587}}^1$

素因数の和:21612

約数の個数: 32

約数和(自身を含む): 37304064

約数和(自身を除く): 20682074

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 21587, 43174, 107935, 151109, 215870, 237457, 302218, 474914, 755545, 1187285, 1511090, 1662199, 2374570, 3324398, 8310995, 16621990]

約数ペア:

[(1, 16621990), (2, 8310995), (5, 3324398), (7, 2374570), (10, 1662199), (11, 1511090), (14, 1187285), (22, 755545), (35, 474914), (55, 302218), (70, 237457), (77, 215870), (110, 151109), (154, 107935), (385, 43174), (770, 21587)]