21583431933

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1\times {\mathrm{467}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 33909258240

約数和(自身を除く): 12325826307

約数列:

[1, 3, 7, 21, 61, 109, 183, 327, 331, 427, 467, 763, 993, 1281, 1401, 2289, 2317, 3269, 6649, 6951, 9807, 19947, 20191, 28487, 36079, 46543, 50903, 60573, 85461, 108237, 139629, 141337, 152709, 154577, 199409, 252553, 356321, 424011, 463731, 598227, 757659, 1068963, 1082039, 2200819, 3105083, 3246117, 6602457, 9315249, 9429197, 15405733, 16848893, 21735581, 28287591, 46217199, 50546679, 65206743, 66004379, 117942251, 198013137, 353826753, 1027782473, 3083347419, 7194477311, 21583431933]

約数ペア:

[(1, 21583431933), (3, 7194477311), (7, 3083347419), (21, 1027782473), (61, 353826753), (109, 198013137), (183, 117942251), (327, 66004379), (331, 65206743), (427, 50546679), (467, 46217199), (763, 28287591), (993, 21735581), (1281, 16848893), (1401, 15405733), (2289, 9429197), (2317, 9315249), (3269, 6602457), (6649, 3246117), (6951, 3105083), (9807, 2200819), (19947, 1082039), (20191, 1068963), (28487, 757659), (36079, 598227), (46543, 463731), (50903, 424011), (60573, 356321), (85461, 252553), (108237, 199409), (139629, 154577), (141337, 152709)]