21156324

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251861}}^1$

素因数の和:251875

約数の個数: 24

約数和(自身を含む): 56417088

約数和(自身を除く): 35260764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251861, 503722, 755583, 1007444, 1511166, 1763027, 3022332, 3526054, 5289081, 7052108, 10578162, 21156324]

約数ペア:

[(1, 21156324), (2, 10578162), (3, 7052108), (4, 5289081), (6, 3526054), (7, 3022332), (12, 1763027), (14, 1511166), (21, 1007444), (28, 755583), (42, 503722), (84, 251861)]