20210979327

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1009}}^1\times {\mathrm{7883}}^1$

素因数の和:8924

約数の個数: 48

約数和(自身を含む): 33889847040

約数和(自身を除く): 13678867713

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 1009, 2541, 3027, 7063, 7883, 11099, 21189, 23649, 33297, 55181, 77693, 86713, 122089, 165543, 233079, 260139, 366267, 606991, 854623, 953843, 1820973, 2563869, 2861529, 6676901, 7953947, 20030703, 23861841, 55677629, 87493417, 167032887, 262480251, 612453919, 962427587, 1837361757, 2887282761, 6736993109, 20210979327]

約数ペア:

[(1, 20210979327), (3, 6736993109), (7, 2887282761), (11, 1837361757), (21, 962427587), (33, 612453919), (77, 262480251), (121, 167032887), (231, 87493417), (363, 55677629), (847, 23861841), (1009, 20030703), (2541, 7953947), (3027, 6676901), (7063, 2861529), (7883, 2563869), (11099, 1820973), (21189, 953843), (23649, 854623), (33297, 606991), (55181, 366267), (77693, 260139), (86713, 233079), (122089, 165543)]