21674100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{10321}}^1$

素因数の和:10345

約数の個数: 72

約数和(自身を含む): 71675968

約数和(自身を除く): 50001868

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, 10321, 20642, 30963, 41284, 51605, 61926, 72247, 103210, 123852, 144494, 154815, 206420, 216741, 258025, 288988, 309630, 361235, 433482, 516050, 619260, 722470, 774075, 866964, 1032100, 1083705, 1444940, 1548150, 1806175, 2167410, 3096300, 3612350, 4334820, 5418525, 7224700, 10837050, 21674100]

約数ペア:

[(1, 21674100), (2, 10837050), (3, 7224700), (4, 5418525), (5, 4334820), (6, 3612350), (7, 3096300), (10, 2167410), (12, 1806175), (14, 1548150), (15, 1444940), (20, 1083705), (21, 1032100), (25, 866964), (28, 774075), (30, 722470), (35, 619260), (42, 516050), (50, 433482), (60, 361235), (70, 309630), (75, 288988), (84, 258025), (100, 216741), (105, 206420), (140, 154815), (150, 144494), (175, 123852), (210, 103210), (300, 72247), (350, 61926), (420, 51605), (525, 41284), (700, 30963), (1050, 20642), (2100, 10321)]