17421537

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{929}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 28569600

約数和(自身を除く): 11148063

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 929, 987, 2679, 2787, 6251, 6503, 17651, 18753, 19509, 43663, 52953, 123557, 130989, 305641, 370671, 829597, 916923, 2488791, 5807179, 17421537]

約数ペア:

[(1, 17421537), (3, 5807179), (7, 2488791), (19, 916923), (21, 829597), (47, 370671), (57, 305641), (133, 130989), (141, 123557), (329, 52953), (399, 43663), (893, 19509), (929, 18753), (987, 17651), (2679, 6503), (2787, 6251)]