21106050

素因数分解:

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

素因数の和:20123

約数の個数: 48

約数和(自身を含む): 59823552

約数和(自身を除く): 38717502

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 20101, 40202, 60303, 100505, 120606, 140707, 201010, 281414, 301515, 422121, 502525, 603030, 703535, 844242, 1005050, 1407070, 1507575, 2110605, 3015150, 3517675, 4221210, 7035350, 10553025, 21106050]

約数ペア:

[(1, 21106050), (2, 10553025), (3, 7035350), (5, 4221210), (6, 3517675), (7, 3015150), (10, 2110605), (14, 1507575), (15, 1407070), (21, 1005050), (25, 844242), (30, 703535), (35, 603030), (42, 502525), (50, 422121), (70, 301515), (75, 281414), (105, 201010), (150, 140707), (175, 120606), (210, 100505), (350, 60303), (525, 40202), (1050, 20101)]