21573564

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1319}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 31648836

約数列:

[1, 2, 3, 4, 6, 12, 29, 47, 58, 87, 94, 116, 141, 174, 188, 282, 348, 564, 1319, 1363, 2638, 2726, 3957, 4089, 5276, 5452, 7914, 8178, 15828, 16356, 38251, 61993, 76502, 114753, 123986, 153004, 185979, 229506, 247972, 371958, 459012, 743916, 1797797, 3595594, 5393391, 7191188, 10786782, 21573564]

約数ペア:

[(1, 21573564), (2, 10786782), (3, 7191188), (4, 5393391), (6, 3595594), (12, 1797797), (29, 743916), (47, 459012), (58, 371958), (87, 247972), (94, 229506), (116, 185979), (141, 153004), (174, 123986), (188, 114753), (282, 76502), (348, 61993), (564, 38251), (1319, 16356), (1363, 15828), (2638, 8178), (2726, 7914), (3957, 5452), (4089, 5276)]