21691524

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{106331}}^1$

素因数の和:106355

約数の個数: 24

約数和(自身を含む): 53591328

約数和(自身を除く): 31899804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 106331, 212662, 318993, 425324, 637986, 1275972, 1807627, 3615254, 5422881, 7230508, 10845762, 21691524]

約数ペア:

[(1, 21691524), (2, 10845762), (3, 7230508), (4, 5422881), (6, 3615254), (12, 1807627), (17, 1275972), (34, 637986), (51, 425324), (68, 318993), (102, 212662), (204, 106331)]