21413770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1709}}^1$

素因数の和:1902

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 22909430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 179, 358, 895, 1253, 1709, 1790, 2506, 3418, 6265, 8545, 11963, 12530, 17090, 23926, 59815, 119630, 305911, 611822, 1529555, 2141377, 3059110, 4282754, 10706885, 21413770]

約数ペア:

[(1, 21413770), (2, 10706885), (5, 4282754), (7, 3059110), (10, 2141377), (14, 1529555), (35, 611822), (70, 305911), (179, 119630), (358, 59815), (895, 23926), (1253, 17090), (1709, 12530), (1790, 11963), (2506, 8545), (3418, 6265)]