21201672

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{2203}}^1$

素因数の和:2613

約数の個数: 32

約数和(自身を含む): 53160480

約数和(自身を除く): 31958808

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 802, 1203, 1604, 2203, 2406, 3208, 4406, 4812, 6609, 8812, 9624, 13218, 17624, 26436, 52872, 883403, 1766806, 2650209, 3533612, 5300418, 7067224, 10600836, 21201672]

約数ペア:

[(1, 21201672), (2, 10600836), (3, 7067224), (4, 5300418), (6, 3533612), (8, 2650209), (12, 1766806), (24, 883403), (401, 52872), (802, 26436), (1203, 17624), (1604, 13218), (2203, 9624), (2406, 8812), (3208, 6609), (4406, 4812)]