21303486

素因数分解:

$2^1\times 3^4\times {\mathrm{107}}^1\times {\mathrm{1229}}^1$

素因数の和:1350

約数の個数: 40

約数和(自身を含む): 48220920

約数和(自身を除く): 26917434

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 214, 321, 642, 963, 1229, 1926, 2458, 2889, 3687, 5778, 7374, 8667, 11061, 17334, 22122, 33183, 66366, 99549, 131503, 199098, 263006, 394509, 789018, 1183527, 2367054, 3550581, 7101162, 10651743, 21303486]

約数ペア:

[(1, 21303486), (2, 10651743), (3, 7101162), (6, 3550581), (9, 2367054), (18, 1183527), (27, 789018), (54, 394509), (81, 263006), (107, 199098), (162, 131503), (214, 99549), (321, 66366), (642, 33183), (963, 22122), (1229, 17334), (1926, 11061), (2458, 8667), (2889, 7374), (3687, 5778)]