21316700

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{3613}}^1$

素因数の和:3686

約数の個数: 36

約数和(自身を含む): 47054280

約数和(自身を除く): 25737580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 236, 295, 590, 1180, 1475, 2950, 3613, 5900, 7226, 14452, 18065, 36130, 72260, 90325, 180650, 213167, 361300, 426334, 852668, 1065835, 2131670, 4263340, 5329175, 10658350, 21316700]

約数ペア:

[(1, 21316700), (2, 10658350), (4, 5329175), (5, 4263340), (10, 2131670), (20, 1065835), (25, 852668), (50, 426334), (59, 361300), (100, 213167), (118, 180650), (236, 90325), (295, 72260), (590, 36130), (1180, 18065), (1475, 14452), (2950, 7226), (3613, 5900)]