42212100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{20101}}^1$

素因数の和:20125

約数の個数: 72

約数和(自身を含む): 139588288

約数和(自身を除く): 97376188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 20101, 40202, 60303, 80404, 100505, 120606, 140707, 201010, 241212, 281414, 301515, 402020, 422121, 502525, 562828, 603030, 703535, 844242, 1005050, 1206060, 1407070, 1507575, 1688484, 2010100, 2110605, 2814140, 3015150, 3517675, 4221210, 6030300, 7035350, 8442420, 10553025, 14070700, 21106050, 42212100]

約数ペア:

[(1, 42212100), (2, 21106050), (3, 14070700), (4, 10553025), (5, 8442420), (6, 7035350), (7, 6030300), (10, 4221210), (12, 3517675), (14, 3015150), (15, 2814140), (20, 2110605), (21, 2010100), (25, 1688484), (28, 1507575), (30, 1407070), (35, 1206060), (42, 1005050), (50, 844242), (60, 703535), (70, 603030), (75, 562828), (84, 502525), (100, 422121), (105, 402020), (140, 301515), (150, 281414), (175, 241212), (210, 201010), (300, 140707), (350, 120606), (420, 100505), (525, 80404), (700, 60303), (1050, 40202), (2100, 20101)]