21436700805

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1\times {\mathrm{25679}}^1$

素因数の和:27130

約数の個数: 48

約数和(自身を含む): 40044775680

約数和(自身を除く): 18608074875

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 1427, 4281, 7135, 12843, 18551, 21405, 25679, 55653, 64215, 77037, 92755, 128395, 166959, 231111, 278265, 333827, 385185, 834795, 1001481, 1155555, 1669135, 3004443, 5007405, 15022215, 36643933, 109931799, 183219665, 329795397, 476371129, 549658995, 1429113387, 1648976985, 2381855645, 4287340161, 7145566935, 21436700805]

約数ペア:

[(1, 21436700805), (3, 7145566935), (5, 4287340161), (9, 2381855645), (13, 1648976985), (15, 1429113387), (39, 549658995), (45, 476371129), (65, 329795397), (117, 183219665), (195, 109931799), (585, 36643933), (1427, 15022215), (4281, 5007405), (7135, 3004443), (12843, 1669135), (18551, 1155555), (21405, 1001481), (25679, 834795), (55653, 385185), (64215, 333827), (77037, 278265), (92755, 231111), (128395, 166959)]