21592035

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 19050525

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 47, 83, 123, 135, 141, 205, 235, 249, 369, 415, 423, 615, 705, 747, 1107, 1245, 1269, 1845, 1927, 2115, 2241, 3403, 3735, 3901, 5535, 5781, 6345, 9635, 10209, 11205, 11703, 17015, 17343, 19505, 28905, 30627, 35109, 51045, 52029, 58515, 86715, 91881, 105327, 153135, 159941, 175545, 260145, 459405, 479823, 526635, 799705, 1439469, 2399115, 4318407, 7197345, 21592035]

約数ペア:

[(1, 21592035), (3, 7197345), (5, 4318407), (9, 2399115), (15, 1439469), (27, 799705), (41, 526635), (45, 479823), (47, 459405), (83, 260145), (123, 175545), (135, 159941), (141, 153135), (205, 105327), (235, 91881), (249, 86715), (369, 58515), (415, 52029), (423, 51045), (615, 35109), (705, 30627), (747, 28905), (1107, 19505), (1245, 17343), (1269, 17015), (1845, 11703), (1927, 11205), (2115, 10209), (2241, 9635), (3403, 6345), (3735, 5781), (3901, 5535)]