16898994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1889}}^1$

素因数の和:1975

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 25557966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 1889, 2982, 3778, 4473, 5667, 8946, 11334, 13223, 17001, 26446, 34002, 39669, 79338, 119007, 134119, 238014, 268238, 402357, 804714, 938833, 1207071, 1877666, 2414142, 2816499, 5632998, 8449497, 16898994]

約数ペア:

[(1, 16898994), (2, 8449497), (3, 5632998), (6, 2816499), (7, 2414142), (9, 1877666), (14, 1207071), (18, 938833), (21, 804714), (42, 402357), (63, 268238), (71, 238014), (126, 134119), (142, 119007), (213, 79338), (426, 39669), (497, 34002), (639, 26446), (994, 17001), (1278, 13223), (1491, 11334), (1889, 8946), (2982, 5667), (3778, 4473)]