21167473785

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{228751}}^1$

素因数の和:228989

約数の個数: 32

約数和(自身を含む): 35136307200

約数和(自身を除く): 13968833415

約数列:

[1, 3, 5, 15, 31, 93, 155, 199, 465, 597, 995, 2985, 6169, 18507, 30845, 92535, 228751, 686253, 1143755, 3431265, 7091281, 21273843, 35456405, 45521449, 106369215, 136564347, 227607245, 682821735, 1411164919, 4233494757, 7055824595, 21167473785]

約数ペア:

[(1, 21167473785), (3, 7055824595), (5, 4233494757), (15, 1411164919), (31, 682821735), (93, 227607245), (155, 136564347), (199, 106369215), (465, 45521449), (597, 35456405), (995, 21273843), (2985, 7091281), (6169, 3431265), (18507, 1143755), (30845, 686253), (92535, 228751)]