21862827

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5689}}^1$

素因数の和:5763

約数の個数: 24

約数和(自身を含む): 36689120

約数和(自身を除く): 14826293

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 5689, 17067, 39823, 51201, 119469, 347029, 358407, 1041087, 2429203, 3123261, 7287609, 21862827]

約数ペア:

[(1, 21862827), (3, 7287609), (7, 3123261), (9, 2429203), (21, 1041087), (61, 358407), (63, 347029), (183, 119469), (427, 51201), (549, 39823), (1281, 17067), (3843, 5689)]