2131206

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{659}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 5417280

約数和(自身を除く): 3286074

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 659, 1078, 1318, 1617, 1977, 3234, 3954, 4613, 7249, 9226, 13839, 14498, 21747, 27678, 32291, 43494, 50743, 64582, 96873, 101486, 152229, 193746, 304458, 355201, 710402, 1065603, 2131206]

約数ペア:

[(1, 2131206), (2, 1065603), (3, 710402), (6, 355201), (7, 304458), (11, 193746), (14, 152229), (21, 101486), (22, 96873), (33, 64582), (42, 50743), (49, 43494), (66, 32291), (77, 27678), (98, 21747), (147, 14498), (154, 13839), (231, 9226), (294, 7249), (462, 4613), (539, 3954), (659, 3234), (1078, 1977), (1318, 1617)]