21000815454

素因数分解:

$2^1\times 3^1\times {\mathrm{347}}^1\times {\mathrm{1997}}^1\times {\mathrm{5051}}^1$

素因数の和:7400

約数の個数: 32

約数和(自身を含む): 42152109696

約数和(自身を除く): 21151294242

約数列:

[1, 2, 3, 6, 347, 694, 1041, 1997, 2082, 3994, 5051, 5991, 10102, 11982, 15153, 30306, 692959, 1385918, 1752697, 2078877, 3505394, 4157754, 5258091, 10086847, 10516182, 20173694, 30260541, 60521082, 3500135909, 7000271818, 10500407727, 21000815454]

約数ペア:

[(1, 21000815454), (2, 10500407727), (3, 7000271818), (6, 3500135909), (347, 60521082), (694, 30260541), (1041, 20173694), (1997, 10516182), (2082, 10086847), (3994, 5258091), (5051, 4157754), (5991, 3505394), (10102, 2078877), (11982, 1752697), (15153, 1385918), (30306, 692959)]