21923649

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{761}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 35844480

約数和(自身を除く): 13920831

約数列:

[1, 3, 9, 11, 27, 33, 97, 99, 291, 297, 761, 873, 1067, 2283, 2619, 3201, 6849, 8371, 9603, 20547, 25113, 28809, 73817, 75339, 221451, 226017, 664353, 811987, 1993059, 2435961, 7307883, 21923649]

約数ペア:

[(1, 21923649), (3, 7307883), (9, 2435961), (11, 1993059), (27, 811987), (33, 664353), (97, 226017), (99, 221451), (291, 75339), (297, 73817), (761, 28809), (873, 25113), (1067, 20547), (2283, 9603), (2619, 8371), (3201, 6849)]