2011979991

素因数分解:

$3^1\times 7^1\times {\mathrm{5279}}^1\times {\mathrm{18149}}^1$

素因数の和:23438

約数の個数: 16

約数和(自身を含む): 3066624000

約数和(自身を除く): 1054644009

約数列:

[1, 3, 7, 21, 5279, 15837, 18149, 36953, 54447, 110859, 127043, 381129, 95808571, 287425713, 670659997, 2011979991]

約数ペア:

[(1, 2011979991), (3, 670659997), (7, 287425713), (21, 95808571), (5279, 381129), (15837, 127043), (18149, 110859), (36953, 54447)]