21799681204

素因数分解:

$2^2\times 7^1\times {\mathrm{778560043}}^1$

素因数の和:778560054

約数の個数: 12

約数和(自身を含む): 43599362464

約数和(自身を除く): 21799681260

約数列:

[1, 2, 4, 7, 14, 28, 778560043, 1557120086, 3114240172, 5449920301, 10899840602, 21799681204]

約数ペア:

[(1, 21799681204), (2, 10899840602), (4, 5449920301), (7, 3114240172), (14, 1557120086), (28, 778560043)]