21699804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{258331}}^1$

素因数の和:258345

約数の個数: 24

約数和(自身を含む): 57866368

約数和(自身を除く): 36166564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 258331, 516662, 774993, 1033324, 1549986, 1808317, 3099972, 3616634, 5424951, 7233268, 10849902, 21699804]

約数ペア:

[(1, 21699804), (2, 10849902), (3, 7233268), (4, 5424951), (6, 3616634), (7, 3099972), (12, 1808317), (14, 1549986), (21, 1033324), (28, 774993), (42, 516662), (84, 258331)]