21106190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5689}}^1$

素因数の和:5756

約数の個数: 32

約数和(自身を含む): 44245440

約数和(自身を除く): 23139250

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5689, 11378, 28445, 39823, 56890, 79646, 199115, 301517, 398230, 603034, 1507585, 2110619, 3015170, 4221238, 10553095, 21106190]

約数ペア:

[(1, 21106190), (2, 10553095), (5, 4221238), (7, 3015170), (10, 2110619), (14, 1507585), (35, 603034), (53, 398230), (70, 301517), (106, 199115), (265, 79646), (371, 56890), (530, 39823), (742, 28445), (1855, 11378), (3710, 5689)]