21531342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8689}}^1$

素因数の和:8760

約数の個数: 32

約数和(自身を含む): 50054400

約数和(自身を除く): 28523058

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 8689, 17378, 26067, 52134, 60823, 121646, 182469, 364938, 512651, 1025302, 1537953, 3075906, 3588557, 7177114, 10765671, 21531342]

約数ペア:

[(1, 21531342), (2, 10765671), (3, 7177114), (6, 3588557), (7, 3075906), (14, 1537953), (21, 1025302), (42, 512651), (59, 364938), (118, 182469), (177, 121646), (354, 60823), (413, 52134), (826, 26067), (1239, 17378), (2478, 8689)]