21205422

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{56099}}^1$

素因数の和:56117

約数の個数: 32

約数和(自身を含む): 53856000

約数和(自身を除く): 32650578

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 56099, 112198, 168297, 336594, 392693, 504891, 785386, 1009782, 1178079, 1514673, 2356158, 3029346, 3534237, 7068474, 10602711, 21205422]

約数ペア:

[(1, 21205422), (2, 10602711), (3, 7068474), (6, 3534237), (7, 3029346), (9, 2356158), (14, 1514673), (18, 1178079), (21, 1009782), (27, 785386), (42, 504891), (54, 392693), (63, 336594), (126, 168297), (189, 112198), (378, 56099)]