210613921

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 263577600

約数和(自身を除く): 52963679

約数列:

[1, 7, 23, 29, 79, 161, 203, 553, 571, 667, 1817, 2291, 3997, 4669, 12719, 13133, 16037, 16559, 45109, 52693, 91931, 115913, 315763, 368851, 380857, 1037507, 1308161, 2665999, 7262549, 9157127, 30087703, 210613921]

約数ペア:

[(1, 210613921), (7, 30087703), (23, 9157127), (29, 7262549), (79, 2665999), (161, 1308161), (203, 1037507), (553, 380857), (571, 368851), (667, 315763), (1817, 115913), (2291, 91931), (3997, 52693), (4669, 45109), (12719, 16559), (13133, 16037)]