21174650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{599}}^1$

素因数の和:719

約数の個数: 48

約数和(自身を含む): 45532800

約数和(自身を除く): 24358150

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 101, 175, 202, 350, 505, 599, 707, 1010, 1198, 1414, 2525, 2995, 3535, 4193, 5050, 5990, 7070, 8386, 14975, 17675, 20965, 29950, 35350, 41930, 60499, 104825, 120998, 209650, 302495, 423493, 604990, 846986, 1512475, 2117465, 3024950, 4234930, 10587325, 21174650]

約数ペア:

[(1, 21174650), (2, 10587325), (5, 4234930), (7, 3024950), (10, 2117465), (14, 1512475), (25, 846986), (35, 604990), (50, 423493), (70, 302495), (101, 209650), (175, 120998), (202, 104825), (350, 60499), (505, 41930), (599, 35350), (707, 29950), (1010, 20965), (1198, 17675), (1414, 14975), (2525, 8386), (2995, 7070), (3535, 5990), (4193, 5050)]