21335910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{947}}^1$

素因数の和:1708

約数の個数: 32

約数和(自身を含む): 51328512

約数和(自身を除く): 29992602

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 751, 947, 1502, 1894, 2253, 2841, 3755, 4506, 4735, 5682, 7510, 9470, 11265, 14205, 22530, 28410, 711197, 1422394, 2133591, 3555985, 4267182, 7111970, 10667955, 21335910]

約数ペア:

[(1, 21335910), (2, 10667955), (3, 7111970), (5, 4267182), (6, 3555985), (10, 2133591), (15, 1422394), (30, 711197), (751, 28410), (947, 22530), (1502, 14205), (1894, 11265), (2253, 9470), (2841, 7510), (3755, 5682), (4506, 4735)]