21859700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{4651}}^1$

素因数の和:4712

約数の個数: 36

約数和(自身を含む): 48455232

約数和(自身を除く): 26595532

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 4651, 4700, 9302, 18604, 23255, 46510, 93020, 116275, 218597, 232550, 437194, 465100, 874388, 1092985, 2185970, 4371940, 5464925, 10929850, 21859700]

約数ペア:

[(1, 21859700), (2, 10929850), (4, 5464925), (5, 4371940), (10, 2185970), (20, 1092985), (25, 874388), (47, 465100), (50, 437194), (94, 232550), (100, 218597), (188, 116275), (235, 93020), (470, 46510), (940, 23255), (1175, 18604), (2350, 9302), (4651, 4700)]