2821839

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 3884160

約数和(自身を除く): 1062321

約数列:

[1, 3, 67, 101, 139, 201, 303, 417, 6767, 9313, 14039, 20301, 27939, 42117, 940613, 2821839]

約数ペア:

[(1, 2821839), (3, 940613), (67, 42117), (101, 27939), (139, 20301), (201, 14039), (303, 9313), (417, 6767)]