21453066

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^2\times {\mathrm{751}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 49902720

約数和(自身を除く): 28449654

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 529, 621, 751, 1058, 1242, 1502, 1587, 2253, 3174, 4506, 4761, 6759, 9522, 13518, 14283, 17273, 20277, 28566, 34546, 40554, 51819, 103638, 155457, 310914, 397279, 466371, 794558, 932742, 1191837, 2383674, 3575511, 7151022, 10726533, 21453066]

約数ペア:

[(1, 21453066), (2, 10726533), (3, 7151022), (6, 3575511), (9, 2383674), (18, 1191837), (23, 932742), (27, 794558), (46, 466371), (54, 397279), (69, 310914), (138, 155457), (207, 103638), (414, 51819), (529, 40554), (621, 34546), (751, 28566), (1058, 20277), (1242, 17273), (1502, 14283), (1587, 13518), (2253, 9522), (3174, 6759), (4506, 4761)]