21297300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70991}}^1$

素因数の和:71008

約数の個数: 36

約数和(自身を含む): 61621056

約数和(自身を除く): 40323756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70991, 141982, 212973, 283964, 354955, 425946, 709910, 851892, 1064865, 1419820, 1774775, 2129730, 3549550, 4259460, 5324325, 7099100, 10648650, 21297300]

約数ペア:

[(1, 21297300), (2, 10648650), (3, 7099100), (4, 5324325), (5, 4259460), (6, 3549550), (10, 2129730), (12, 1774775), (15, 1419820), (20, 1064865), (25, 851892), (30, 709910), (50, 425946), (60, 354955), (75, 283964), (100, 212973), (150, 141982), (300, 70991)]