21349090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2699}}^1$

素因数の和:2826

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 22974110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 2699, 3955, 5398, 7910, 13495, 18893, 26990, 37786, 94465, 188930, 304987, 609974, 1524935, 2134909, 3049870, 4269818, 10674545, 21349090]

約数ペア:

[(1, 21349090), (2, 10674545), (5, 4269818), (7, 3049870), (10, 2134909), (14, 1524935), (35, 609974), (70, 304987), (113, 188930), (226, 94465), (565, 37786), (791, 26990), (1130, 18893), (1582, 13495), (2699, 7910), (3955, 5398)]