21000984036

素因数分解:

$2^2\times 3^1\times {\mathrm{191}}^1\times {\mathrm{2297}}^1\times {\mathrm{3989}}^1$

素因数の和:6484

約数の個数: 48

約数和(自身を含む): 49292651520

約数和(自身を除く): 28291667484

約数列:

[1, 2, 3, 4, 6, 12, 191, 382, 573, 764, 1146, 2292, 2297, 3989, 4594, 6891, 7978, 9188, 11967, 13782, 15956, 23934, 27564, 47868, 438727, 761899, 877454, 1316181, 1523798, 1754908, 2285697, 2632362, 3047596, 4571394, 5264724, 9142788, 9162733, 18325466, 27488199, 36650932, 54976398, 109952796, 1750082003, 3500164006, 5250246009, 7000328012, 10500492018, 21000984036]

約数ペア:

[(1, 21000984036), (2, 10500492018), (3, 7000328012), (4, 5250246009), (6, 3500164006), (12, 1750082003), (191, 109952796), (382, 54976398), (573, 36650932), (764, 27488199), (1146, 18325466), (2292, 9162733), (2297, 9142788), (3989, 5264724), (4594, 4571394), (6891, 3047596), (7978, 2632362), (9188, 2285697), (11967, 1754908), (13782, 1523798), (15956, 1316181), (23934, 877454), (27564, 761899), (47868, 438727)]