21756762

素因数分解:

$2^1\times 3^5\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 27776358

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 178, 243, 267, 486, 503, 534, 801, 1006, 1509, 1602, 2403, 3018, 4527, 4806, 7209, 9054, 13581, 14418, 21627, 27162, 40743, 43254, 44767, 81486, 89534, 122229, 134301, 244458, 268602, 402903, 805806, 1208709, 2417418, 3626127, 7252254, 10878381, 21756762]

約数ペア:

[(1, 21756762), (2, 10878381), (3, 7252254), (6, 3626127), (9, 2417418), (18, 1208709), (27, 805806), (54, 402903), (81, 268602), (89, 244458), (162, 134301), (178, 122229), (243, 89534), (267, 81486), (486, 44767), (503, 43254), (534, 40743), (801, 27162), (1006, 21627), (1509, 14418), (1602, 13581), (2403, 9054), (3018, 7209), (4527, 4806)]