211389612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2516543}}^1$

素因数の和:2516557

約数の個数: 24

約数和(自身を含む): 563705856

約数和(自身を除く): 352316244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2516543, 5033086, 7549629, 10066172, 15099258, 17615801, 30198516, 35231602, 52847403, 70463204, 105694806, 211389612]

約数ペア:

[(1, 211389612), (2, 105694806), (3, 70463204), (4, 52847403), (6, 35231602), (7, 30198516), (12, 17615801), (14, 15099258), (21, 10066172), (28, 7549629), (42, 5033086), (84, 2516543)]