21493542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30103}}^1$

素因数の和:30132

約数の個数: 32

約数和(自身を含む): 52019712

約数和(自身を除く): 30526170

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 30103, 60206, 90309, 180618, 210721, 421442, 511751, 632163, 1023502, 1264326, 1535253, 3070506, 3582257, 7164514, 10746771, 21493542]

約数ペア:

[(1, 21493542), (2, 10746771), (3, 7164514), (6, 3582257), (7, 3070506), (14, 1535253), (17, 1264326), (21, 1023502), (34, 632163), (42, 511751), (51, 421442), (102, 210721), (119, 180618), (238, 90309), (357, 60206), (714, 30103)]