21434478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2833}}^1$

素因数の和:2948

約数の個数: 32

約数和(自身を含む): 46658976

約数和(自身を除く): 25224498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 194, 291, 582, 1261, 2522, 2833, 3783, 5666, 7566, 8499, 16998, 36829, 73658, 110487, 220974, 274801, 549602, 824403, 1648806, 3572413, 7144826, 10717239, 21434478]

約数ペア:

[(1, 21434478), (2, 10717239), (3, 7144826), (6, 3572413), (13, 1648806), (26, 824403), (39, 549602), (78, 274801), (97, 220974), (194, 110487), (291, 73658), (582, 36829), (1261, 16998), (2522, 8499), (2833, 7566), (3783, 5666)]