21818622

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1645

約数の個数: 48

約数和(自身を含む): 51874560

約数和(自身を除く): 30055938

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 294, 329, 658, 987, 1579, 1974, 2303, 3158, 4606, 4737, 6909, 9474, 11053, 13818, 22106, 33159, 66318, 74213, 77371, 148426, 154742, 222639, 232113, 445278, 464226, 519491, 1038982, 1558473, 3116946, 3636437, 7272874, 10909311, 21818622]

約数ペア:

[(1, 21818622), (2, 10909311), (3, 7272874), (6, 3636437), (7, 3116946), (14, 1558473), (21, 1038982), (42, 519491), (47, 464226), (49, 445278), (94, 232113), (98, 222639), (141, 154742), (147, 148426), (282, 77371), (294, 74213), (329, 66318), (658, 33159), (987, 22106), (1579, 13818), (1974, 11053), (2303, 9474), (3158, 6909), (4606, 4737)]