21303400

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3673}}^1$

素因数の和:3718

約数の個数: 48

約数和(自身を含む): 51252300

約数和(自身を除く): 29948900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 3673, 5800, 7346, 14692, 18365, 29384, 36730, 73460, 91825, 106517, 146920, 183650, 213034, 367300, 426068, 532585, 734600, 852136, 1065170, 2130340, 2662925, 4260680, 5325850, 10651700, 21303400]

約数ペア:

[(1, 21303400), (2, 10651700), (4, 5325850), (5, 4260680), (8, 2662925), (10, 2130340), (20, 1065170), (25, 852136), (29, 734600), (40, 532585), (50, 426068), (58, 367300), (100, 213034), (116, 183650), (145, 146920), (200, 106517), (232, 91825), (290, 73460), (580, 36730), (725, 29384), (1160, 18365), (1450, 14692), (2900, 7346), (3673, 5800)]