21423006

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 50953968

約数和(自身を除く): 29530962

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 257, 421, 514, 771, 842, 1263, 1542, 2313, 2526, 2827, 3789, 4626, 4631, 5654, 7578, 8481, 9262, 13893, 16962, 25443, 27786, 41679, 50886, 83358, 108197, 216394, 324591, 649182, 973773, 1190167, 1947546, 2380334, 3570501, 7141002, 10711503, 21423006]

約数ペア:

[(1, 21423006), (2, 10711503), (3, 7141002), (6, 3570501), (9, 2380334), (11, 1947546), (18, 1190167), (22, 973773), (33, 649182), (66, 324591), (99, 216394), (198, 108197), (257, 83358), (421, 50886), (514, 41679), (771, 27786), (842, 25443), (1263, 16962), (1542, 13893), (2313, 9262), (2526, 8481), (2827, 7578), (3789, 5654), (4626, 4631)]