21087054

素因数分解:

$2^1\times 3^8\times {\mathrm{1607}}^1$

素因数の和:1633

約数の個数: 36

約数和(自身を含む): 47472984

約数和(自身を除く): 26385930

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 1607, 2187, 3214, 4374, 4821, 6561, 9642, 13122, 14463, 28926, 43389, 86778, 130167, 260334, 390501, 781002, 1171503, 2343006, 3514509, 7029018, 10543527, 21087054]

約数ペア:

[(1, 21087054), (2, 10543527), (3, 7029018), (6, 3514509), (9, 2343006), (18, 1171503), (27, 781002), (54, 390501), (81, 260334), (162, 130167), (243, 86778), (486, 43389), (729, 28926), (1458, 14463), (1607, 13122), (2187, 9642), (3214, 6561), (4374, 4821)]