21629830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1103}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 40777344

約数和(自身を除く): 19147514

約数列:

[1, 2, 5, 10, 37, 53, 74, 106, 185, 265, 370, 530, 1103, 1961, 2206, 3922, 5515, 9805, 11030, 19610, 40811, 58459, 81622, 116918, 204055, 292295, 408110, 584590, 2162983, 4325966, 10814915, 21629830]

約数ペア:

[(1, 21629830), (2, 10814915), (5, 4325966), (10, 2162983), (37, 584590), (53, 408110), (74, 292295), (106, 204055), (185, 116918), (265, 81622), (370, 58459), (530, 40811), (1103, 19610), (1961, 11030), (2206, 9805), (3922, 5515)]