21490014

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39359}}^1$

素因数の和:39384

約数の個数: 32

約数和(自身を含む): 52899840

約数和(自身を除く): 31409826

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39359, 78718, 118077, 236154, 275513, 511667, 551026, 826539, 1023334, 1535001, 1653078, 3070002, 3581669, 7163338, 10745007, 21490014]

約数ペア:

[(1, 21490014), (2, 10745007), (3, 7163338), (6, 3581669), (7, 3070002), (13, 1653078), (14, 1535001), (21, 1023334), (26, 826539), (39, 551026), (42, 511667), (78, 275513), (91, 236154), (182, 118077), (273, 78718), (546, 39359)]