21727305

素因数分解:

$3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{709}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 38851200

約数和(自身を除く): 17123895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 227, 681, 709, 1135, 2043, 2127, 3405, 3545, 6129, 6381, 10215, 10635, 19143, 30645, 31905, 95715, 160943, 482829, 804715, 1448487, 2414145, 4345461, 7242435, 21727305]

約数ペア:

[(1, 21727305), (3, 7242435), (5, 4345461), (9, 2414145), (15, 1448487), (27, 804715), (45, 482829), (135, 160943), (227, 95715), (681, 31905), (709, 30645), (1135, 19143), (2043, 10635), (2127, 10215), (3405, 6381), (3545, 6129)]